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【中国航天员登月首句话会说什么?】 登上月球的第一句应该会说类似“我已出舱,感觉良好”这样的话。 踏出登月舱、踏上月面的第一句通报,大概率就是类似风格:简洁、稳妥,先向地面报平安、确认状态。 这种话会提前定好,应该不会太花哨。 1969年7月20日,美国宇航员尼尔·阿姆斯特朗(Neil Armstrong)和巴兹·奥尔德林(Buzz Aldrin)在月球着陆,人类由此第一次踏上月球。 阿姆斯特朗在踏上月球时曾说过这样一句话:“这是一个人的一小步,却是人类的一大步。”(That’s one small step for [a] man, one giant leap for mankind.) 杨利伟上太空都说了“和平利用太空,造福全人类”。 不用“压倒”。 我想只要用中文随便说句话,就能和阿姆斯特朗在踏上月球时曾说过的那句话相媲美。 随便说句中国话,那就表明中国人成功登陆月球了! 2003年,杨利伟代表中国人出征太空时说过这样的话: 和平利用太空,造福全人类。 向祖国人民、港澳同胞、台湾同胞、海外侨胞问好! 他还在日志上写下:“为了人类的和平与进步,中国人来到太空啦!” 说到这还有个小故事,给大家分享一下。 杨利伟进入太空后,在工作日志背面写下了“为了人类的和平与进步,中国人来到太空了”,并把日志举到摄像头前,与全国人民分享。 但是他回来看录像,发现根本看不清楚。 飞船返回后,杨利伟曾想进舱取走日志,但工作人员告诉他,工作日志已归国家所有,不能带走。 他只好让摄像师拍了几张照片留作纪念。 现在这本日志在国博陈列。
【中国航天员登月首句话会说什么?】

登上月球的第一句应该会说类似“我已出舱,感觉良好”这样的话。

踏出登月舱、踏上月面的第一句通报,大概率就是类似风格:简洁、稳妥,先向地面报平安、确认状态。

这种话会提前定好,应该不会太花哨。

1969年7月20日,美国宇航员尼尔·阿姆斯特朗(Neil Armstrong)和巴兹·奥尔德林(Buzz Aldrin)在月球着陆,人类由此第一次踏上月球。

阿姆斯特朗在踏上月球时曾说过这样一句话:“这是一个人的一小步,却是人类的一大步。”(That’s one small step for [a] man, one giant leap for mankind.)

杨利伟上太空都说了“和平利用太空,造福全人类”。

不用“压倒”。

我想只要用中文随便说句话,就能和阿姆斯特朗在踏上月球时曾说过的那句话相媲美。

随便说句中国话,那就表明中国人成功登陆月球了!

2003年,杨利伟代表中国人出征太空时说过这样的话:

和平利用太空,造福全人类。

向祖国人民、港澳同胞、台湾同胞、海外侨胞问好!

他还在日志上写下:“为了人类的和平与进步,中国人来到太空啦!”

说到这还有个小故事,给大家分享一下。

杨利伟进入太空后,在工作日志背面写下了“为了人类的和平与进步,中国人来到太空了”,并把日志举到摄像头前,与全国人民分享。

但是他回来看录像,发现根本看不清楚。

飞船返回后,杨利伟曾想进舱取走日志,但工作人员告诉他,工作日志已归国家所有,不能带走。

他只好让摄像师拍了几张照片留作纪念。

现在这本日志在国博陈列。
Übersetzung ansehen
【孙颖莎为何能连扳四局击败蒯曼?】 生姜还是老的辣,蒙彼利埃冠军赛最终的决战,孙颖莎在先失一局的情况下,连扳4局,击败蒯曼,夺得了职业生涯第20个WTT系列赛冠军。 这5局比分是:8‑11、11‑7、11‑3、11‑9、11‑6。 蒯曼一路行来,先后战胜赫西,迪亚兹,8进4拿下了张本美和,半决赛击败了陈熠,最后与莎莎会师决赛。 孙颖莎晋级路上,带伤带病作战,在状态不佳的情况下,先后战胜了卢茨,申裕斌,八进四4‑3战胜早田希娜,半决赛4‑3战胜王艺迪,才来到了决赛的战场! 本来人们认为蒯曼年轻身体好,比赛可能更加生猛。莎莎身体有伤状态不佳,很可能不是蒯曼的对手。 但让人没想到的是,正是前面两场七局苦战,让莎莎找回了状态,虽然先丢一局,但随即现场调整,连扳4局,击败了蒯曼。 莎莎为什么在状态不佳的情况下,最终笑到最后? 第一,临机调整,狠抓蒯曼的正手命门。两人都是队友,应该说互相知根知底,都知道对方的强势在哪,弱点在何处。 蒯曼是左手将,最大的优势是反手的大力快撕正手,速度快,角度大。她要抓的就是利用孙颖莎身体欠佳,对正手位可能保护的不力。而且她的侧身拉球,直接压制的就是孙颖莎的反手位,以正压反,优势很大,就看孙颖莎到底能不能扛得住? 第1局孙颖莎确实没扛住,反手的对抗相持已经有了明显的恢复和提升,但对蒯曼向正手位发起的反撕加反拉的冲击,她还是没能守住。 不过从第2局开始,莎莎做了随机调整,也就是主攻蒯曼的正手位。 蒯曼尽管正反手均衡,但她的移动偏慢,所以正手位经常保护不利。莎莎当然要咬住这个出血口,而且咬住了就绝对不放。 你看她,发球之后摆短过渡,莎莎甩臂挺腹,直接一板暴撕,这球就奔着正手大角去了。你看她,接发球直接压反手,电光石火当中,突然又是一记反撕,又是直接冲正手。 甚至在反手位的对抗当中,她也能突然侧身,还是把球狂风一般拉向正手位。这种变化都在移步换形当中,都在电闪雷鸣之际,刹那间的变化让人防不胜防。 蒯曼哪怕判断莎莎要攻正手,但行不及思,形不达意,根本跟不上这种瞬间的变化。 第二,咬牙提升反手的质量,对抗中已经不落下风。 莎莎在与早田希娜的一战中之所以打得被动,就是反手的相持对抗过于拉胯。往日可以对撕几大板甚至十几大板而不败,但在与早田希娜的相持中却难以为继。 女子的反手是看家的本领,莎莎当然明白这一点。所以她在赛场不断地蹦跳,反复激活自己,尤其在与早田希娜一战之后,马上在后台的训练中刻意找往日反手相持的感觉。 果然在与王艺迪的七局大战中,是在王艺迪强力的打击下,她的反手的力量和速度提上来了,这块短板变长了。 所以在与蒯曼的博弈当中,从第2局开始她就渐入佳境,不但护住了正手位,反手也没给蒯曼机会。尤其是蒯曼连续侧身强攻莎莎的反手,莎莎居然能硬扛三大板! 第三,老将的韧性和精神大放光彩,越是关键时刻,越是波澜不惊。乒乓球有句不老的名言,叫赢球靠冲击,纠缠靠阅历。 年轻选手可以靠着无知无畏,冲击对手,但真正进入相持不下一路纠缠之时,谁的经验,阅历经过的摔打多,谁就可能笑到最后。 莎莎经历太多的沙场沉浮,4年多的世界第一遭遇了江湖豪杰的反复挑战。一次一次的挑战和磨砺,让莎莎变得更加厚实,积淀更多的杀招,人也变得更为沉静。 正因为这种深厚的积累,让她的眼光更为犀利,不管对手出什么招,她都可以一眼万年。一旦她积极自我调动,便下手无形,出剑狠辣,招招致命! 这是蒯曼一时半会还凿不透的大墙,尽管她在竭力反复撞击!
【孙颖莎为何能连扳四局击败蒯曼?】

生姜还是老的辣,蒙彼利埃冠军赛最终的决战,孙颖莎在先失一局的情况下,连扳4局,击败蒯曼,夺得了职业生涯第20个WTT系列赛冠军。

这5局比分是:8‑11、11‑7、11‑3、11‑9、11‑6。

蒯曼一路行来,先后战胜赫西,迪亚兹,8进4拿下了张本美和,半决赛击败了陈熠,最后与莎莎会师决赛。

孙颖莎晋级路上,带伤带病作战,在状态不佳的情况下,先后战胜了卢茨,申裕斌,八进四4‑3战胜早田希娜,半决赛4‑3战胜王艺迪,才来到了决赛的战场!

本来人们认为蒯曼年轻身体好,比赛可能更加生猛。莎莎身体有伤状态不佳,很可能不是蒯曼的对手。

但让人没想到的是,正是前面两场七局苦战,让莎莎找回了状态,虽然先丢一局,但随即现场调整,连扳4局,击败了蒯曼。

莎莎为什么在状态不佳的情况下,最终笑到最后?

第一,临机调整,狠抓蒯曼的正手命门。两人都是队友,应该说互相知根知底,都知道对方的强势在哪,弱点在何处。

蒯曼是左手将,最大的优势是反手的大力快撕正手,速度快,角度大。她要抓的就是利用孙颖莎身体欠佳,对正手位可能保护的不力。而且她的侧身拉球,直接压制的就是孙颖莎的反手位,以正压反,优势很大,就看孙颖莎到底能不能扛得住?

第1局孙颖莎确实没扛住,反手的对抗相持已经有了明显的恢复和提升,但对蒯曼向正手位发起的反撕加反拉的冲击,她还是没能守住。

不过从第2局开始,莎莎做了随机调整,也就是主攻蒯曼的正手位。

蒯曼尽管正反手均衡,但她的移动偏慢,所以正手位经常保护不利。莎莎当然要咬住这个出血口,而且咬住了就绝对不放。

你看她,发球之后摆短过渡,莎莎甩臂挺腹,直接一板暴撕,这球就奔着正手大角去了。你看她,接发球直接压反手,电光石火当中,突然又是一记反撕,又是直接冲正手。

甚至在反手位的对抗当中,她也能突然侧身,还是把球狂风一般拉向正手位。这种变化都在移步换形当中,都在电闪雷鸣之际,刹那间的变化让人防不胜防。

蒯曼哪怕判断莎莎要攻正手,但行不及思,形不达意,根本跟不上这种瞬间的变化。

第二,咬牙提升反手的质量,对抗中已经不落下风。

莎莎在与早田希娜的一战中之所以打得被动,就是反手的相持对抗过于拉胯。往日可以对撕几大板甚至十几大板而不败,但在与早田希娜的相持中却难以为继。

女子的反手是看家的本领,莎莎当然明白这一点。所以她在赛场不断地蹦跳,反复激活自己,尤其在与早田希娜一战之后,马上在后台的训练中刻意找往日反手相持的感觉。

果然在与王艺迪的七局大战中,是在王艺迪强力的打击下,她的反手的力量和速度提上来了,这块短板变长了。

所以在与蒯曼的博弈当中,从第2局开始她就渐入佳境,不但护住了正手位,反手也没给蒯曼机会。尤其是蒯曼连续侧身强攻莎莎的反手,莎莎居然能硬扛三大板!

第三,老将的韧性和精神大放光彩,越是关键时刻,越是波澜不惊。乒乓球有句不老的名言,叫赢球靠冲击,纠缠靠阅历。

年轻选手可以靠着无知无畏,冲击对手,但真正进入相持不下一路纠缠之时,谁的经验,阅历经过的摔打多,谁就可能笑到最后。

莎莎经历太多的沙场沉浮,4年多的世界第一遭遇了江湖豪杰的反复挑战。一次一次的挑战和磨砺,让莎莎变得更加厚实,积淀更多的杀招,人也变得更为沉静。

正因为这种深厚的积累,让她的眼光更为犀利,不管对手出什么招,她都可以一眼万年。一旦她积极自我调动,便下手无形,出剑狠辣,招招致命!

这是蒯曼一时半会还凿不透的大墙,尽管她在竭力反复撞击!
Übersetzung ansehen
【孩子不想争第一,只想过得舒服该怎么办?】 做一个不拧巴的人其实是很幸福的。 当一个人的目标、行动与内心感受彼此统一,不内耗。 不靠别人的评价来调整自己的行为,这样自洽的心理状态是非常难得的。 有的职场人一心想要高升,但是又不肯多付出,又不肯去讨好领导,高升无望,于是常年郁郁不得志; 还有的人早已厌倦了复杂的人际交往,只想守好自己的一方小天地,可当看到旁人亮眼的成绩时,又忍不住说出几句酸言酸语。 在我看来,一个人如果能有清晰的内心选择,笃定地沿着自己选定的方向往前走,是一件多么畅快的事。 孩子成绩稳定在班级中游,学习不算费力,也不摆烂。 家长和孩子聊未来目标时,他很平静地告诉家长,不想冲前面,不想承受考前紧张、被所有人盯着的压力,保持中间位置,有时间玩自己喜欢的东西就足够。 从描述中我们能看到孩子有着清晰的目标:稳定保持在班级中游。 在这个位置上,他不需要耗费自己全部的精力去冲刺。 剩下来的时间可以投入到自己喜欢的事情上,对于他来说目前就是很舒适的一个状态。 可以说,这是孩子在权衡利弊之后得出的结论,或许我们不必着急改变孩子的想法。 试想一下,如果我们的孩子是另一种情况,家长又该如何应对呢? 这看似完全相反的两类问题,其实指向的是同一个课题:一个人能不能做到自洽。 那些总想争第一,却又输不起的孩子,是把自我价值紧紧绑在了输赢之上,一旦失败,便全盘否定自己。 而选择不去冲刺,只想保持在中等的孩子,如果他们是真的自洽,拥有自己的节奏,就不容易被外界评价动摇内心。 所以说,我们家长其实需要关注的是,观察孩子的这种自洽到底是不是一种伪装。 有时候孩子嘴上说不想争第一,但背后其实有两种完全不一样的心态。 一种心态是我们前面说的真自洽,孩子具备向上冲的能力,但是经过自己清晰的权衡判断之后,认为如果继续向上冲,自己需要付出的时间和精力比较多。 在这种情况下,孩子主动选择较为松弛的节奏,用节省下来的时间投入到让自己更感兴趣的事情上。 并且面对结果不会有遗憾,不会内耗。 另一种心态,其实是伪装出来的自洽。 说到底,是孩子害怕努力之后依然失败,于是用不想争第一的说辞来掩盖自己内心的无力感。 这其实是一种带有防御性质的自我安慰。 所以我们要在日常和孩子沟通的过程中,持续观察孩子的状态: 看看孩子是不是愿意为自己要做的事情付出努力; 看到别的同学考出好成绩时,孩子是什么样的感受; 遇到成绩波动下滑时,孩子有没有具体的办法去应对。 如果孩子只是伪装出来的自洽,那么他们往往不愿意踏踏实实做事。 看到别人取得好成绩时,还有可能会极力否定。 自己成绩波动下滑时,只会用无所谓来回应,而没有具体的改进措施。 作为父母,我们不要总想着试图去改造孩子,而是要引导孩子,让他们在更适合自己的方向发展。 有的孩子喜欢全力冲刺,在竞争中获得成就感。 有的孩子喜欢平稳,他们希望保留时间和精力去慢慢生活。 父母养育孩子的核心不是强行扭转他们的本性,而是陪伴孩子找到适合他们自己的节奏,帮助他们建立内心的自洽。 就像心理学家罗杰斯说的那样: 美好的人生,是一个过程,而不是一种状态;它是一个方向,而不是终点。 所以说,如果孩子能够按照自己喜欢的节奏享受自己的人生,不也是一件很美好的事吗?
【孩子不想争第一,只想过得舒服该怎么办?】

做一个不拧巴的人其实是很幸福的。

当一个人的目标、行动与内心感受彼此统一,不内耗。

不靠别人的评价来调整自己的行为,这样自洽的心理状态是非常难得的。

有的职场人一心想要高升,但是又不肯多付出,又不肯去讨好领导,高升无望,于是常年郁郁不得志;

还有的人早已厌倦了复杂的人际交往,只想守好自己的一方小天地,可当看到旁人亮眼的成绩时,又忍不住说出几句酸言酸语。

在我看来,一个人如果能有清晰的内心选择,笃定地沿着自己选定的方向往前走,是一件多么畅快的事。

孩子成绩稳定在班级中游,学习不算费力,也不摆烂。

家长和孩子聊未来目标时,他很平静地告诉家长,不想冲前面,不想承受考前紧张、被所有人盯着的压力,保持中间位置,有时间玩自己喜欢的东西就足够。

从描述中我们能看到孩子有着清晰的目标:稳定保持在班级中游。

在这个位置上,他不需要耗费自己全部的精力去冲刺。

剩下来的时间可以投入到自己喜欢的事情上,对于他来说目前就是很舒适的一个状态。

可以说,这是孩子在权衡利弊之后得出的结论,或许我们不必着急改变孩子的想法。

试想一下,如果我们的孩子是另一种情况,家长又该如何应对呢?

这看似完全相反的两类问题,其实指向的是同一个课题:一个人能不能做到自洽。

那些总想争第一,却又输不起的孩子,是把自我价值紧紧绑在了输赢之上,一旦失败,便全盘否定自己。

而选择不去冲刺,只想保持在中等的孩子,如果他们是真的自洽,拥有自己的节奏,就不容易被外界评价动摇内心。

所以说,我们家长其实需要关注的是,观察孩子的这种自洽到底是不是一种伪装。

有时候孩子嘴上说不想争第一,但背后其实有两种完全不一样的心态。

一种心态是我们前面说的真自洽,孩子具备向上冲的能力,但是经过自己清晰的权衡判断之后,认为如果继续向上冲,自己需要付出的时间和精力比较多。

在这种情况下,孩子主动选择较为松弛的节奏,用节省下来的时间投入到让自己更感兴趣的事情上。

并且面对结果不会有遗憾,不会内耗。

另一种心态,其实是伪装出来的自洽。

说到底,是孩子害怕努力之后依然失败,于是用不想争第一的说辞来掩盖自己内心的无力感。

这其实是一种带有防御性质的自我安慰。

所以我们要在日常和孩子沟通的过程中,持续观察孩子的状态:

看看孩子是不是愿意为自己要做的事情付出努力;

看到别的同学考出好成绩时,孩子是什么样的感受;

遇到成绩波动下滑时,孩子有没有具体的办法去应对。

如果孩子只是伪装出来的自洽,那么他们往往不愿意踏踏实实做事。

看到别人取得好成绩时,还有可能会极力否定。

自己成绩波动下滑时,只会用无所谓来回应,而没有具体的改进措施。

作为父母,我们不要总想着试图去改造孩子,而是要引导孩子,让他们在更适合自己的方向发展。

有的孩子喜欢全力冲刺,在竞争中获得成就感。

有的孩子喜欢平稳,他们希望保留时间和精力去慢慢生活。

父母养育孩子的核心不是强行扭转他们的本性,而是陪伴孩子找到适合他们自己的节奏,帮助他们建立内心的自洽。

就像心理学家罗杰斯说的那样:

美好的人生,是一个过程,而不是一种状态;它是一个方向,而不是终点。

所以说,如果孩子能够按照自己喜欢的节奏享受自己的人生,不也是一件很美好的事吗?
Übersetzung ansehen
【底薪太低的Offer该怎么委婉拒绝?】 拒绝吧。 语气可以委婉一点,人前留一线日后好相见,毕竟跟HR闹僵了没有好处。 推荐话术如下: “感谢贵公司给我机会进行面试,也特别感谢xx老师您非常诚恳耐心的交流,通过对贵公司的了解,以及对自我能力的评估,我个人觉得贵公司所提供的薪资跟我所期望的薪资可能有比较大的差距,薪资是个人价值的体现,如果贵公司对这个岗位的薪酬不能重新有所考虑的话,我可能要非常遗憾的拒绝您的offer,再次感谢您的面试邀约耐心交流,祝您工作愉快。” 从招聘角度来看,急迫地要求候选人给答复,这是一种比较被动的做法,不是出于无奈和压力,HR是不会这样操作的。 这个无奈和压力可能来自招聘KPI的完成度、用人部门的催促、领导的斥责等等,而关键是,在这样的压力下,却还是没法给出候选人满意的薪资,这就说明对这个岗位本身不是很重视,大概率可能就是一个打杂拉磨驴一样的定位——很忙,缺少了就会乱,但是在业务中却并不是核心角色。 再加上薪资本身就不符合自我期望,如果真的去入职,带给自己的会是时时刻刻的意难平,一旦工作稍微遇到一点不顺心就容易烦躁,进而加重这份痛苦,于公司于你个人都是不友好的,是一种双输。 作为职场人,唯一可以与HR理直气壮正面提薪资待遇的只有面试拿offer这一次,如果这一次不能满意,之后大概率就是躺平的咸鱼。 所以,果断拒绝是上策。
【底薪太低的Offer该怎么委婉拒绝?】

拒绝吧。

语气可以委婉一点,人前留一线日后好相见,毕竟跟HR闹僵了没有好处。

推荐话术如下: “感谢贵公司给我机会进行面试,也特别感谢xx老师您非常诚恳耐心的交流,通过对贵公司的了解,以及对自我能力的评估,我个人觉得贵公司所提供的薪资跟我所期望的薪资可能有比较大的差距,薪资是个人价值的体现,如果贵公司对这个岗位的薪酬不能重新有所考虑的话,我可能要非常遗憾的拒绝您的offer,再次感谢您的面试邀约耐心交流,祝您工作愉快。”

从招聘角度来看,急迫地要求候选人给答复,这是一种比较被动的做法,不是出于无奈和压力,HR是不会这样操作的。

这个无奈和压力可能来自招聘KPI的完成度、用人部门的催促、领导的斥责等等,而关键是,在这样的压力下,却还是没法给出候选人满意的薪资,这就说明对这个岗位本身不是很重视,大概率可能就是一个打杂拉磨驴一样的定位——很忙,缺少了就会乱,但是在业务中却并不是核心角色。

再加上薪资本身就不符合自我期望,如果真的去入职,带给自己的会是时时刻刻的意难平,一旦工作稍微遇到一点不顺心就容易烦躁,进而加重这份痛苦,于公司于你个人都是不友好的,是一种双输。

作为职场人,唯一可以与HR理直气壮正面提薪资待遇的只有面试拿offer这一次,如果这一次不能满意,之后大概率就是躺平的咸鱼。

所以,果断拒绝是上策。
Übersetzung ansehen
【内燃机真的是汽车制造的一条弯路吗?】 有一说一,看过很多油电之争,我都没啥意见,但是这个提问确实有点反智了啊。 内燃机在任何意义上都是人类发明的最伟大的热机,几乎没有之一。 相比之下,太阳能电池使用温度高达6000度的太阳辐射作为高温热源,那功率输出简直一坨。 现在有很多奇怪的能效定义方式用来贬低内燃机的热功转换效率,我的理解这都是商业话术,没有科学价值。 从科学上讲,在量子热机真正实用化以前,任何热功转换效率的极限只能是卡诺极限,不存在任何别的更高的极限。 这里面有非常多的定义误区。 比如我自己也经常提的,自然光合作用的量子效率接近100%,但这并不是说自然光合作用就超过了卡诺极限。 事实上作为热机,光合作用的实际效率只有可怜的个位数。 光伏当然也没好哪去。 即使不谈热功转换,就算外量子效率,光伏甚至都不如自然光合作用。 原理很简单,每增加一次熵增过程,就会降低一次效率,这是自然法则约束。 卡诺热机就是将所有过程全部限定在了可逆过程,所以它才是真正意义上的理想热机。 像光伏过程中,从吸光开始,一直到电荷捕捉,每个过程中都存在熵增,它的效率就不可能高得起来。 现代内燃机虽然并没有采用卡诺热机的工作机制(当然也不可能),但其中的做功过程已经非常接近可逆过程,只有吸热的冲程还没办法完全克服熵增,所以已经非常接近卡诺极限。 有的定义当中将电池的热效率高于内燃机,这本身也是一个伪定义。 除非是量子电池,所有基于经典电化学反应的电池都不可能违背熵增原理,整个放电过程全靠熵增在驱动,它的效率从理论上就不可能高到哪里去。 之所以看起来好像不比现代的汽油车差,这里面有多重因素。 最核心还在于它本身是一个非平衡的热力学。 简单而言,就是当你把还原剂和氧化剂放一起,这就作弊了。 因为这意味着你根本就是一个负温度系统,算出来的热效率看起来当然很爆表。 你可以想像一下,把一台火箭发动机(自带氧化剂和还原剂)绑到汽车屁股上,是什么动力水平? 别说火箭发动机了,哪怕换成含氧高一点的燃料呢,比如甲醇,热效率也能提高很多。 我一直特别反感为了抬高电车的科技属性,把油车比喻为马车的行为。 说实话,你在马车上真可以睡觉,即刻体验L5级别的智驾,比你那L2水平的辅助驾驶靠谱安全多了。 当年汽车发展初期,大量的机械传动装置都是已经在马车上试验了很多年的,再高级的电车,还是要用马车上发明的一大堆机械结构,比如差速器。 点科技树一定是个循序渐进的过程,前四个包子不是白吃的,现在很多人确实过头了。
【内燃机真的是汽车制造的一条弯路吗?】

有一说一,看过很多油电之争,我都没啥意见,但是这个提问确实有点反智了啊。

内燃机在任何意义上都是人类发明的最伟大的热机,几乎没有之一。

相比之下,太阳能电池使用温度高达6000度的太阳辐射作为高温热源,那功率输出简直一坨。

现在有很多奇怪的能效定义方式用来贬低内燃机的热功转换效率,我的理解这都是商业话术,没有科学价值。

从科学上讲,在量子热机真正实用化以前,任何热功转换效率的极限只能是卡诺极限,不存在任何别的更高的极限。

这里面有非常多的定义误区。

比如我自己也经常提的,自然光合作用的量子效率接近100%,但这并不是说自然光合作用就超过了卡诺极限。

事实上作为热机,光合作用的实际效率只有可怜的个位数。

光伏当然也没好哪去。

即使不谈热功转换,就算外量子效率,光伏甚至都不如自然光合作用。

原理很简单,每增加一次熵增过程,就会降低一次效率,这是自然法则约束。

卡诺热机就是将所有过程全部限定在了可逆过程,所以它才是真正意义上的理想热机。

像光伏过程中,从吸光开始,一直到电荷捕捉,每个过程中都存在熵增,它的效率就不可能高得起来。

现代内燃机虽然并没有采用卡诺热机的工作机制(当然也不可能),但其中的做功过程已经非常接近可逆过程,只有吸热的冲程还没办法完全克服熵增,所以已经非常接近卡诺极限。

有的定义当中将电池的热效率高于内燃机,这本身也是一个伪定义。

除非是量子电池,所有基于经典电化学反应的电池都不可能违背熵增原理,整个放电过程全靠熵增在驱动,它的效率从理论上就不可能高到哪里去。

之所以看起来好像不比现代的汽油车差,这里面有多重因素。

最核心还在于它本身是一个非平衡的热力学。

简单而言,就是当你把还原剂和氧化剂放一起,这就作弊了。

因为这意味着你根本就是一个负温度系统,算出来的热效率看起来当然很爆表。

你可以想像一下,把一台火箭发动机(自带氧化剂和还原剂)绑到汽车屁股上,是什么动力水平?

别说火箭发动机了,哪怕换成含氧高一点的燃料呢,比如甲醇,热效率也能提高很多。

我一直特别反感为了抬高电车的科技属性,把油车比喻为马车的行为。

说实话,你在马车上真可以睡觉,即刻体验L5级别的智驾,比你那L2水平的辅助驾驶靠谱安全多了。

当年汽车发展初期,大量的机械传动装置都是已经在马车上试验了很多年的,再高级的电车,还是要用马车上发明的一大堆机械结构,比如差速器。

点科技树一定是个循序渐进的过程,前四个包子不是白吃的,现在很多人确实过头了。
Übersetzung ansehen
【为什么第一名拥有历史特权?】 这什么自取其辱式问题,拿头去撞客观规律吗? 中国和其他各国的历史教科书会记录阿姆斯特朗的那句话。 然而美国和其他各国的历史教科书极大概率并不会记录中国航天员登月后说了什么话。 这就是第一名的“历史特权”。
【为什么第一名拥有历史特权?】

这什么自取其辱式问题,拿头去撞客观规律吗?

中国和其他各国的历史教科书会记录阿姆斯特朗的那句话。

然而美国和其他各国的历史教科书极大概率并不会记录中国航天员登月后说了什么话。

这就是第一名的“历史特权”。
Übersetzung ansehen
【《影之刃零》的难度为什么不能更友好?】 一帮人一边叫着“又是魂游”,实际各个都是魂游的形状。 本来一款游戏普通玩家个位数过boss(自然也就意味着高手很可能初见杀),这种略有难度的游戏就是最让普通人舒适的难度,是最符合人性的。 到底什么时候开始,死五十遍成了一款游戏“设计的好”的标准了? 无非是直播好看,毕竟大家都爱看主播死,结果一堆人买了游戏打不过去,法环和只狼通关率都是30%几,这还包括一堆为了体验游戏又不想遭大罪开修改器的。 黑神话把50遍缩减到20遍左右,通关率就显著上升到46%了。 希望那些说简单的人对GTA6也能有同样的要求,“进入拐角后3秒右上会有一个人拿机枪,需要左走三步,右走三步再下蹲,否则会被秒杀”。 背板本来就该是高手挑战时才该用的技巧,而不是让大多玩家不背板就过不去,背了板还要赌自己0失误的那一局。 游戏是给人玩的,不是给人看的,降点难度扩扩圈没什么不好。
【《影之刃零》的难度为什么不能更友好?】

一帮人一边叫着“又是魂游”,实际各个都是魂游的形状。

本来一款游戏普通玩家个位数过boss(自然也就意味着高手很可能初见杀),这种略有难度的游戏就是最让普通人舒适的难度,是最符合人性的。

到底什么时候开始,死五十遍成了一款游戏“设计的好”的标准了?

无非是直播好看,毕竟大家都爱看主播死,结果一堆人买了游戏打不过去,法环和只狼通关率都是30%几,这还包括一堆为了体验游戏又不想遭大罪开修改器的。

黑神话把50遍缩减到20遍左右,通关率就显著上升到46%了。

希望那些说简单的人对GTA6也能有同样的要求,“进入拐角后3秒右上会有一个人拿机枪,需要左走三步,右走三步再下蹲,否则会被秒杀”。

背板本来就该是高手挑战时才该用的技巧,而不是让大多玩家不背板就过不去,背了板还要赌自己0失误的那一局。

游戏是给人玩的,不是给人看的,降点难度扩扩圈没什么不好。
Übersetzung ansehen
【How can a new sportswear brand stand out?】 At 20, Chery is working with manufacturers on running shoes and performance apparel after registering the business and securing the brand name and logo. The idea has been growing for more than a year, driven by a genuine passion for running and sports. After struggling with direction since high school, Chery returned to university to study business management and says the brand has given that uncertainty a sense of purpose. One commenter who said they had spent 15 years in consumer goods offered a blunt warning: this is a crowded market, and competitors will usually have more money for marketing. The brand needs a clear niche, lifestyle, or product that feels meaningfully different—not just another sportswear label. Their practical suggestion was to get creative with outreach and, once the product is ready, give some pieces to micro-influencers to build from there. It will be a grind, but passion can help carry the work when the market is already full of bigger budgets. #Entrepreneurship
【How can a new sportswear brand stand out?】

At 20, Chery is working with manufacturers on running shoes and performance apparel after registering the business and securing the brand name and logo.

The idea has been growing for more than a year, driven by a genuine passion for running and sports. After struggling with direction since high school, Chery returned to university to study business management and says the brand has given that uncertainty a sense of purpose.

One commenter who said they had spent 15 years in consumer goods offered a blunt warning: this is a crowded market, and competitors will usually have more money for marketing. The brand needs a clear niche, lifestyle, or product that feels meaningfully different—not just another sportswear label.

Their practical suggestion was to get creative with outreach and, once the product is ready, give some pieces to micro-influencers to build from there. It will be a grind, but passion can help carry the work when the market is already full of bigger budgets.

#Entrepreneurship
Übersetzung ansehen
【Can you build a business without giving up a normal life?】 A Reddit poster is juggling several jobs to cover bills, then trying to find enough energy to build a business after work. By the time the day ends, the business is often the thing getting sacrificed. The usual advice is to wake up earlier or be more disciplined. But when the schedule is already full, even the gym, friends and a little normal life start competing with the hours needed to make progress. One commenter gave a much harsher answer: you do not build a business and keep a normal life at the same time. In their view, the gym and family time come back once the business is stable and management is in place. They put the tradeoff even more bluntly: if you want a normal, stable income without sacrifice, you work for someone else. That does not create a neat time-management system, but it does force the real choice into the open: something may have to wait while the business is still being built. #SmallBusiness
【Can you build a business without giving up a normal life?】

A Reddit poster is juggling several jobs to cover bills, then trying to find enough energy to build a business after work. By the time the day ends, the business is often the thing getting sacrificed.

The usual advice is to wake up earlier or be more disciplined. But when the schedule is already full, even the gym, friends and a little normal life start competing with the hours needed to make progress.

One commenter gave a much harsher answer: you do not build a business and keep a normal life at the same time. In their view, the gym and family time come back once the business is stable and management is in place.

They put the tradeoff even more bluntly: if you want a normal, stable income without sacrifice, you work for someone else. That does not create a neat time-management system, but it does force the real choice into the open: something may have to wait while the business is still being built.

#SmallBusiness
Übersetzung ansehen
【What does building something from scratch actually cost?】 A Reddit poster expected product, fundraising, or finding users to be the hardest part after dropping out at 17. Instead, the real challenge was waking up every day and convincing themselves they weren’t crazy for believing it would work. The nights were especially rough. Some days felt unstoppable; others made them question everything they had built. They lost touch with friends, worked while everyone else slept, and found that most people didn’t really understand what they were trying to do. One commenter described that feeling as being “you vs. you in the dark.” No spotlights, no attention, and almost no credit—and often, nobody knows what you did or what it took to get there. That’s the part people rarely prepare you for when the path has no clear validation yet. Then comes one good day: a user email, a small win, or someone saying they believe in you. Suddenly, the loneliness feels worth it again. Building from scratch may be a long game, but the commenter’s point is simple: the quiet, unseen stretch is part of the work, so save enough stamina to keep going. #Entrepreneurship
【What does building something from scratch actually cost?】

A Reddit poster expected product, fundraising, or finding users to be the hardest part after dropping out at 17. Instead, the real challenge was waking up every day and convincing themselves they weren’t crazy for believing it would work.

The nights were especially rough. Some days felt unstoppable; others made them question everything they had built. They lost touch with friends, worked while everyone else slept, and found that most people didn’t really understand what they were trying to do.

One commenter described that feeling as being “you vs. you in the dark.” No spotlights, no attention, and almost no credit—and often, nobody knows what you did or what it took to get there. That’s the part people rarely prepare you for when the path has no clear validation yet.

Then comes one good day: a user email, a small win, or someone saying they believe in you. Suddenly, the loneliness feels worth it again. Building from scratch may be a long game, but the commenter’s point is simple: the quiet, unseen stretch is part of the work, so save enough stamina to keep going.

#Entrepreneurship
Übersetzung ansehen
【Is there really such a thing as quick money online?】 A poster from Serbia came asking how to make some extra money online—not large money, just $10/€ a day or more. One commenter said the first mistake is trying to make “quick” money. There’s nothing like that, and nowadays, even $10 is not easy to come by. If you want money that sets you up for the long term, focus on building a side hustle or business with the right structure and solution. It will take a while to figure out, but it sets you up for success faster than jumping on anything random for some quick bucks. #SideHustle
【Is there really such a thing as quick money online?】

A poster from Serbia came asking how to make some extra money online—not large money, just $10/€ a day or more.

One commenter said the first mistake is trying to make “quick” money. There’s nothing like that, and nowadays, even $10 is not easy to come by. If you want money that sets you up for the long term, focus on building a side hustle or business with the right structure and solution. It will take a while to figure out, but it sets you up for success faster than jumping on anything random for some quick bucks.

#SideHustle
Übersetzung ansehen
【Is this a family restaurant or just a very demanding job?】 At 6 a.m., a father already in his 60s starts work at the family restaurant. He may not get home until 10 p.m., six or seven days a week, while doing the work of three or four employees. The restaurant has been open for more than 17 years and reportedly nets €100k a year. But the operation now depends on just two chefs and the 26-year-old poster in the kitchen, with no head chef or floor manager. The family also owns the property and rents a nearby house to staff for €50 a week. A Reddit poster says the business has slowed, advertising has been poor, and taking it over feels incredibly hard. They had wanted to pursue graphic design, but worry that a career paying at most €45k gross could still be less secure. One commenter’s response was blunt: based on those numbers, the father may not have a business so much as a very demanding job. That conclusion partly depends on an important assumption—that he does not pay himself a salary and that the €100k is his entire earnings. The commenter suggested a more useful test for owner “profits”: calculate what it would cost to hire someone, or several people, to handle everything the father currently does. If that cost is more than €100k a year, then the restaurant is not really netting €100k; it is losing money once the owner’s labor is valued. The discounted staff rent matters too, because renting the house below market value is also forgone income. As the commenter put it, many small-business “owners” do not actually own a business—they own a terrible job. That is the question the family needs to answer before anyone agrees to take over. #SmallBusiness
【Is this a family restaurant or just a very demanding job?】

At 6 a.m., a father already in his 60s starts work at the family restaurant. He may not get home until 10 p.m., six or seven days a week, while doing the work of three or four employees.

The restaurant has been open for more than 17 years and reportedly nets €100k a year. But the operation now depends on just two chefs and the 26-year-old poster in the kitchen, with no head chef or floor manager. The family also owns the property and rents a nearby house to staff for €50 a week.

A Reddit poster says the business has slowed, advertising has been poor, and taking it over feels incredibly hard. They had wanted to pursue graphic design, but worry that a career paying at most €45k gross could still be less secure.

One commenter’s response was blunt: based on those numbers, the father may not have a business so much as a very demanding job. That conclusion partly depends on an important assumption—that he does not pay himself a salary and that the €100k is his entire earnings.

The commenter suggested a more useful test for owner “profits”: calculate what it would cost to hire someone, or several people, to handle everything the father currently does. If that cost is more than €100k a year, then the restaurant is not really netting €100k; it is losing money once the owner’s labor is valued.

The discounted staff rent matters too, because renting the house below market value is also forgone income. As the commenter put it, many small-business “owners” do not actually own a business—they own a terrible job. That is the question the family needs to answer before anyone agrees to take over.

#SmallBusiness
Übersetzung ansehen
【What changed when cool AI projects stopped being enough?】 Two years ago, a college student was studying AI with no marketing experience, no startup background, and a laptop full of failed projects. The first tools launched to a few pity likes, then silence. The turning point came while putting together a landing page. Stock illustrations felt generic, hiring a designer was too expensive, and drawing them personally was not happening. So the poster built a simple tool that generated unique, vector-style illustrations from a prompt, then launched Illustration.app. The difference was not another pile of features. It was starting with a problem people already had. The product eventually reached 7,900+ users and $1.7K+ in revenue—not massive numbers, but a clear step up from launching into crickets. A commenter who has juggled side hustles for years put the shift plainly: too many projects are passion-first and market-last. Solving a real problem matters more than building something that merely looks impressive. The other lesson is about momentum. Launching before everything was perfect brought in real users, and their requests shaped the best features. Marketing mattered too: even a strong product is useless if nobody knows it exists. The journey started with failed AI demos and ended with a small product that stuck—not because the technology became cooler, but because the problem became clearer. #SideHustle
【What changed when cool AI projects stopped being enough?】

Two years ago, a college student was studying AI with no marketing experience, no startup background, and a laptop full of failed projects. The first tools launched to a few pity likes, then silence.

The turning point came while putting together a landing page. Stock illustrations felt generic, hiring a designer was too expensive, and drawing them personally was not happening. So the poster built a simple tool that generated unique, vector-style illustrations from a prompt, then launched Illustration.app.

The difference was not another pile of features. It was starting with a problem people already had. The product eventually reached 7,900+ users and $1.7K+ in revenue—not massive numbers, but a clear step up from launching into crickets.

A commenter who has juggled side hustles for years put the shift plainly: too many projects are passion-first and market-last. Solving a real problem matters more than building something that merely looks impressive.

The other lesson is about momentum. Launching before everything was perfect brought in real users, and their requests shaped the best features. Marketing mattered too: even a strong product is useless if nobody knows it exists.

The journey started with failed AI demos and ended with a small product that stuck—not because the technology became cooler, but because the problem became clearer.

#SideHustle
Übersetzung ansehen
【Is it really hard to make a successful business?】 A Reddit poster says learning everything—from marketing, sales, and finance to doing the thing—is a lot. But after a year of doing it, it really isn’t that hard, they say. Am I crazy and really about to drown? One commenter answered: it depends on what business you're running and whether you actually have a business or just created a job for yourself. There's a difference, and most people who say they have a business actually just created themselves a job. The question was simple: What do you do? #SmallBusiness
【Is it really hard to make a successful business?】

A Reddit poster says learning everything—from marketing, sales, and finance to doing the thing—is a lot. But after a year of doing it, it really isn’t that hard, they say. Am I crazy and really about to drown?

One commenter answered: it depends on what business you're running and whether you actually have a business or just created a job for yourself. There's a difference, and most people who say they have a business actually just created themselves a job. The question was simple: What do you do?

#SmallBusiness
【Was machen Außendienstmitarbeiter an Tankstellen eigentlich?】 An einer Tankstelle kann ein Celsius-Poloshirt mehr bedeuten als nur ein schnelles Auffüllen der Regale: Ein Gebietsleiter stellte gerade Produkte und Werbeaufsteller auf. Ein Kommentator wies darauf hin, dass Pepsi und Frito-Lay ähnliche Stellen haben, ebenso wie viele Alkoholhersteller. Auch Mars und andere Süßwarenhersteller haben wahrscheinlich Gebietsvertreter, die vergleichbare Aufgaben erledigen. Bei dem Job geht es hauptsächlich ums Fahren und Einräumen: dafür zu sorgen, dass die Produkte im richtigen Regal stehen, Werbematerial auszutauschen und ein zugewiesenes Gebiet zu betreuen. Der Kommentator sagte, er habe selbst nie in diesem Job gearbeitet, kenne aber viele Vertriebsmitarbeiter, die aus diesem Bereich kamen – und es schien eine gute Möglichkeit zu sein, einzusteigen. #Vertrieb
【Was machen Außendienstmitarbeiter an Tankstellen eigentlich?】

An einer Tankstelle kann ein Celsius-Poloshirt mehr bedeuten als nur ein schnelles Auffüllen der Regale: Ein Gebietsleiter stellte gerade Produkte und Werbeaufsteller auf.

Ein Kommentator wies darauf hin, dass Pepsi und Frito-Lay ähnliche Stellen haben, ebenso wie viele Alkoholhersteller. Auch Mars und andere Süßwarenhersteller haben wahrscheinlich Gebietsvertreter, die vergleichbare Aufgaben erledigen.

Bei dem Job geht es hauptsächlich ums Fahren und Einräumen: dafür zu sorgen, dass die Produkte im richtigen Regal stehen, Werbematerial auszutauschen und ein zugewiesenes Gebiet zu betreuen. Der Kommentator sagte, er habe selbst nie in diesem Job gearbeitet, kenne aber viele Vertriebsmitarbeiter, die aus diesem Bereich kamen – und es schien eine gute Möglichkeit zu sein, einzusteigen.

#Vertrieb
Übersetzung ansehen
【Should founders find customers before building the product?】 A fintech founder was still pre-launch—no revenue, just an app under construction with a technical co-founder—when the first wall turned out not to be coding. The real headache was finding B2B providers for virtual and gift cards. Some weren't instant, some had downtime, and bad reviews raised questions about reliability and scams. Even the setup requirements—registered company, a business bank account, transaction history or minimum volumes—made it feel like every step depended on another. A commenter offered a blunt reset: before spending too long pushing the product forward, talk to potential customers. For most founders, the harder hurdle is getting customers, retaining them and growing. Building gets easier when people are already waiting to pay. That doesn't erase the provider problems, but it changes what to prove first. #Entrepreneurship
【Should founders find customers before building the product?】

A fintech founder was still pre-launch—no revenue, just an app under construction with a technical co-founder—when the first wall turned out not to be coding.

The real headache was finding B2B providers for virtual and gift cards. Some weren't instant, some had downtime, and bad reviews raised questions about reliability and scams. Even the setup requirements—registered company, a business bank account, transaction history or minimum volumes—made it feel like every step depended on another.

A commenter offered a blunt reset: before spending too long pushing the product forward, talk to potential customers. For most founders, the harder hurdle is getting customers, retaining them and growing. Building gets easier when people are already waiting to pay. That doesn't erase the provider problems, but it changes what to prove first.

#Entrepreneurship
Übersetzung ansehen
【Is three months enough time to prove a world-first product?】 Three months from launch, a Reddit poster says every dollar goes straight into the product or food and rent. Credit cards and loans are maxed, the credit score is wrecked, and there is no backup plan. They know how bad that looks on paper. If the product flops, this is not just a failed startup; it is debt, financial damage, and years of digging out. Still, they say they would rather risk burning their life down than spend years wondering what might have happened if they had played it safe. One commenter did not argue about courage. They asked what the product does, what problem it solves, how much pain that problem creates, and who the TAM, TSM, and ICP are. Those questions force the vision into something buyers can actually recognize. The three-month deadline got the same treatment. If that is when the money runs out, the commenter said selling—or at least advertising and creating interest—should have started yesterday. Why wait for the platform to reach MVP then? Why not a month earlier or later? The point was not that every question needs a perfect answer. It was that the product needs evidence of demand before the runway disappears. The commenter’s example was the person who created the pet rock and became a millionaire: a simple product can work when the market understands the offer. A world’s first still has to solve a problem people feel strongly enough to pay for. #Entrepreneurship
【Is three months enough time to prove a world-first product?】

Three months from launch, a Reddit poster says every dollar goes straight into the product or food and rent. Credit cards and loans are maxed, the credit score is wrecked, and there is no backup plan.

They know how bad that looks on paper. If the product flops, this is not just a failed startup; it is debt, financial damage, and years of digging out. Still, they say they would rather risk burning their life down than spend years wondering what might have happened if they had played it safe.

One commenter did not argue about courage. They asked what the product does, what problem it solves, how much pain that problem creates, and who the TAM, TSM, and ICP are. Those questions force the vision into something buyers can actually recognize.

The three-month deadline got the same treatment. If that is when the money runs out, the commenter said selling—or at least advertising and creating interest—should have started yesterday. Why wait for the platform to reach MVP then? Why not a month earlier or later?

The point was not that every question needs a perfect answer. It was that the product needs evidence of demand before the runway disappears. The commenter’s example was the person who created the pet rock and became a millionaire: a simple product can work when the market understands the offer. A world’s first still has to solve a problem people feel strongly enough to pay for.

#Entrepreneurship
Übersetzung ansehen
【Can an AI flyer make a business look careless?】 A local cafe in a community art gallery used AI to promote a family painting day. One commenter’s reaction was blunt: “talk about tone deaf.” A Reddit poster argued that AI flyers and social posts are not just unpopular when people notice them. They are often hard to read, cluttered, and bad at explaining who the business is or what it offers. That means possible conversions leak before anyone reaches the call to action. One commenter said they find themselves shying away from businesses using AI flyers for ads—or really anything else. The cafe example shows why: the problem is not only visual quality. It is whether the message fits the moment and feels like someone actually thought about the audience. The cleaner standard is simple: Hook → Your Offer → CTA. A recruiting ad used the contrast “A VP of Marketing Costs $250k a Year” against “Ours Costs Less and Starts This Week,” then ended with “Hire Fractional Senior Marketers.” No visual maze, no clever detour—just a clear reason to care and a clear next step. Simplicity and clarity beat clutter because people should understand the offer before they have to work to decode it. When an ad is messy, people bounce. #Entrepreneurship
【Can an AI flyer make a business look careless?】

A local cafe in a community art gallery used AI to promote a family painting day. One commenter’s reaction was blunt: “talk about tone deaf.”

A Reddit poster argued that AI flyers and social posts are not just unpopular when people notice them. They are often hard to read, cluttered, and bad at explaining who the business is or what it offers. That means possible conversions leak before anyone reaches the call to action.

One commenter said they find themselves shying away from businesses using AI flyers for ads—or really anything else. The cafe example shows why: the problem is not only visual quality. It is whether the message fits the moment and feels like someone actually thought about the audience.

The cleaner standard is simple: Hook → Your Offer → CTA. A recruiting ad used the contrast “A VP of Marketing Costs $250k a Year” against “Ours Costs Less and Starts This Week,” then ended with “Hire Fractional Senior Marketers.” No visual maze, no clever detour—just a clear reason to care and a clear next step.

Simplicity and clarity beat clutter because people should understand the offer before they have to work to decode it. When an ad is messy, people bounce.

#Entrepreneurship
Übersetzung ansehen
【Does small-business freedom get easier when you stop deciding alone?】 A laptop, a pricing decision, and no manager to sanity-check it: that is the quiet part of running a small business. A business owner on Reddit says they built the company from nothing, kept it alive longer than expected, and finally have some money saved. Still, pricing, hiring help, choosing clients, and deciding whether to spend or reinvest can stretch into days because every mistake lands on them. They don’t regret starting. They just keep the doubt private because everyone expects ownership to look like freedom and confidence. One commenter suggested finding a group of other owners to soundboard ideas with and explore alongside. They said the most helpful ideas can come from people eons away from your industry. The second-guessing may not disappear. Having people who understand the weight of the decision, plus people who don’t share your industry blind spots, can make it easier to carry. #Pricing
【Does small-business freedom get easier when you stop deciding alone?】

A laptop, a pricing decision, and no manager to sanity-check it: that is the quiet part of running a small business.

A business owner on Reddit says they built the company from nothing, kept it alive longer than expected, and finally have some money saved. Still, pricing, hiring help, choosing clients, and deciding whether to spend or reinvest can stretch into days because every mistake lands on them.

They don’t regret starting. They just keep the doubt private because everyone expects ownership to look like freedom and confidence.

One commenter suggested finding a group of other owners to soundboard ideas with and explore alongside. They said the most helpful ideas can come from people eons away from your industry.

The second-guessing may not disappear. Having people who understand the weight of the decision, plus people who don’t share your industry blind spots, can make it easier to carry.

#Pricing
【Sollte man mit der ersten Einstellung warten, bis das Geld tatsächlich auf dem Konto ist?】 Ein Reddit-Nutzer rechnet damit, nach einer Ausgabe von 60.000 $ für eine weitere Mietimmobilie noch etwa 53.000 $ in bar zu haben. Gleichzeitig benötigen zwei leerstehende Häuser noch Material im Wert von ungefähr 45.000 $. Außerdem gibt es zwei vertraglich vereinbarte Kundenprojekte im Wert von 24.000 $ und 48.000 $, für die jeweils 50 % Abschlagszahlungen verfügbar sind. Zudem wird in etwa 3,5 Monaten eine Umschuldung erwartet, die mindestens 100.000 $ einbringen soll. Allerdings steht eine Grundsteuerrechnung über 20.000 $ an, und ein Vollzeitmitarbeiter würde wöchentliche Lohnzahlungen mit geschätzten Gesamtkosten von 40–45 $ pro Stunde verursachen. Die Antwort eines Kommentators war eindeutig: Mit der Einstellung warten, bis das Geld tatsächlich verfügbar ist, und künftige Abschlagszahlungen sowie die Umschuldung bei der Entscheidung außer Acht lassen, solange sie noch nicht realisiert sind. Die praktische Reserve ist also der anfängliche Geldbestand abzüglich der bekannten Material- und Steuerkosten – keine Zusage, die auf Geld beruht, das noch nicht eingegangen ist. #Cashflow
【Sollte man mit der ersten Einstellung warten, bis das Geld tatsächlich auf dem Konto ist?】

Ein Reddit-Nutzer rechnet damit, nach einer Ausgabe von 60.000 $ für eine weitere Mietimmobilie noch etwa 53.000 $ in bar zu haben. Gleichzeitig benötigen zwei leerstehende Häuser noch Material im Wert von ungefähr 45.000 $.

Außerdem gibt es zwei vertraglich vereinbarte Kundenprojekte im Wert von 24.000 $ und 48.000 $, für die jeweils 50 % Abschlagszahlungen verfügbar sind. Zudem wird in etwa 3,5 Monaten eine Umschuldung erwartet, die mindestens 100.000 $ einbringen soll. Allerdings steht eine Grundsteuerrechnung über 20.000 $ an, und ein Vollzeitmitarbeiter würde wöchentliche Lohnzahlungen mit geschätzten Gesamtkosten von 40–45 $ pro Stunde verursachen.

Die Antwort eines Kommentators war eindeutig: Mit der Einstellung warten, bis das Geld tatsächlich verfügbar ist, und künftige Abschlagszahlungen sowie die Umschuldung bei der Entscheidung außer Acht lassen, solange sie noch nicht realisiert sind. Die praktische Reserve ist also der anfängliche Geldbestand abzüglich der bekannten Material- und Steuerkosten – keine Zusage, die auf Geld beruht, das noch nicht eingegangen ist.

#Cashflow
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