You have to be ready to suffer if you want to win.

我们都有自己的小秘密，自己的小羞耻。

In mathematics, the simplest questions often lead to the most profound discoveries.

最大的风险就是不冒任何风险。

Force has no place where there is need of skill.

世界上只有一种英雄主义：看清这个世界，然后爱它。