粒子的概念只是近似的，并且只有在动量较小的极限下才有意义。

任何人都能学到的最好的投资规则之一是什么都不做，绝对什么也不要做，除非有事可做。我只是等待，直到有钱躺在墙角那里，而我所要做的就是走过去捡起来。

The world is a stage, and we are all actors.

The real violence is the violence we do to ourselves when we’re too afraid to be who we really are.

The minute you stop learning, you stop growing.

世界不是一个愿望实现的工厂。

"The imagination is a muscle. If you don't use it, it atrophies."

Small changes in context can lead to big changes in behavior.