The best investors I know don't have PhDs in finance. They've read more history books than earnings reports.

Markets are just people making decisions under uncertainty. Same fears, same greed, different decade. The patterns don't repeat exactly, but the human part? That never changes.

You can model cash flows all day. But if you don't understand why crowds panic, why narratives take hold, why smart people do dumb things with money when everyone else is doing them too—you're flying blind.

The math is the easy part. The hard part is not fooling yourself.