A prophet is not someone with special visions, just someone blind to most of what others see

Weak men act to satisfy their needs, stronger men their duties.

We should ban banks from risk-taking because society is going to pay the price.

It does not matter how frequently something succeeds if failure is too costly to bear.

If you have more than one reason to do something (choose a doctor or veterinarian, hire a gardener or an employee, marry a person, go on a trip), just don’t do it. It does not mean that one reason is better than two, just that by invoking more than one reason you are trying to convince yourself to do something. Obvious decisions (robust to error) require no more than a single reason.

He who has never sinned is less reliable than he who has only sinned once.

The fragile wants tranquility, the antifragile grows from disorder, and the robust doesn't care too much.