Don't aim to be perfect! Aim to be antifragile

Character is proportionate to N, the number of consecutive failures without being discouraged, or equivalently, the number of successive rejections without being intimidated.

Being an entrepreneur is an existential, not just a financial thing.

...maximize the serendipity around you.

Answer e-mails from junior people before more senior ones. Junior people have further to go and tend to remember who slighted them.

The more data we have, the more likely we are to drown in it.

If you hear a "prominent" economist using the word 'equilibrium,' or 'normal distribution,' do not argue with him; just ignore him, or try to put a rat down his shirt.