Money can bring happiness but it also brings complexity, and complexity can quickly lead to unhappiness.

Not caring about temporary things, and obsessing over permanent things, is underrated.

The most valuable personal finance asset is not needing to impress anyone.

The strongest-held beliefs are usually on topics with the most uncertainty. No one is as passionate about geometry as they are about religion.

The key to success in so many areas of life is endurance and longevity.

Any amount of intelligence can be overridden by: ego, insecurity, immorality, bad incentives, or impatience, usually in that order.

The four most dangerous financial traits are: FOMO, an addiction to the appearance of certainty when none exists, impatience, and laziness.

Some of my best work was easy to write, and the worst stuff I’ve ever written was agonizing to write. I think it’s similar in most fields. If an idea is good, the work flows easily.

You only know someone well if you can correctly predict how they will react in stressful situations.