Writing is like sex. First you do it for love, then you do it for your friends, and then you do it for money.

唯一真正的自由是想象的自由。

In mathematics, as in life, the most profound discoveries often come from asking the simplest questions.

I think about the limits of language.

To love is to risk being destroyed. To not love is to destroy yourself.

服务是美好的，但只有在带着快乐、全心全意和自由的心态去做时才是如此。

The most powerful thing you can be is yourself.