Patience and persistence are the keys to unlocking the mysteries of mathematics.

Hope is a good thing, maybe the best of things, and no good thing ever dies.

Sustainability is not an option; it's a responsibility we all share.

Reality is not what happens to us, but what we do with what happens to us.

最好的想法往往来自不同学科的交叉点。

I don't think that you have any insight whatsoever into your capacity for good until you have some well-developed insight into your capacity for evil.

交易中最重要的事情是保护你的资本。