"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

A mathematician is a device for turning coffee into theorems.

做大人物就像做淑女一样。如果你告诉人们你是，那就说明你不是。

过去是一个陌生的国度；他们在那里做事的方式不同。

化学是一门奇妙的科学，但一个人不应该完全投身于其中。