尽管困难，但约束自己去做你知道是正确和重要的事情，是通往自豪、自尊和个人满足的大道。

有史以来最大的发现就是，一个人仅仅改变自己的态度，就能改变他的未来。

It always seems impossible until it's done.

The more you are interested in others， the more interesting they find you. To be interesting， be interested.

做数学就是参与发现与猜想、直觉与灵感的过程。

我们乐于种下种子，等待它们长成树。

I don’t know how to feel about it, but I’m trying to be happy.

Premature optimization is the root of all evil.

真实不是可知的，但是它是可体验的。

I therefore have decided to read only the writings of men who have been executed or have risked their lives in some way.