We must leave healthy waters for the next generation.

In looking for someone to hire, you look for three qualities: integrity, intelligence, and energy. But the most important is integrity because if they don't have that, the other two qualities, intelligence and energy, are going to kill you.

历史学家是向后看的先知。

Changing the destructive things you say to yourself when you experience the setbacks that life deals all of us is the central skill of optimism.

如果你试图取得成就，就会遇到障碍。我遇到过；每个人都遇到过。但障碍不一定会阻止你。如果你遇到一堵墙，不要转身放弃。想办法爬过去，穿过它，或者绕过它。

概率论归根结底不过是常识的微积分化。