"Every man has his secret sorrows which the world knows not; and often times we call a man cold when he is only sad."

Mathematics is the science of patterns, and we study them to understand how things work.

做出伟大工作的唯一方法就是热爱你所做的事情。

Timing the market is a fool's game. It's far better to focus on time in the market.

The world is so unpredictable. Things happen suddenly, unexpectedly. We want to feel we are in control of our own existence. In some ways we are, in some ways we're not. We are ruled by the forces of chance and coincidence.

生命太短暂，不能渺小。