种树的最佳时间是20年前。第二好的时间就是现在。

The beauty of mathematics lies in its ability to describe the world in a language that is universal.

To try to write love is to confront the muck of language: that region of hysteria where language is both too much and too little, excessive and impoverished.

I think women rule the world and that no man has ever done anything that a woman either hasn't allowed him to do or encouraged him to do.

机器学习中最重要的挑战之一是开发能够从少量数据中学习的算法。

我是个斗士，我相信积极和努力的力量。