Deep learning is a way to get computers to learn from experience.

"You can't do anything about the length of your life, but you can do something about its width and depth."

"The act of writing is an act of courage, a confrontation with the self and the world."

压力、挑战，这一切消极的东西都是我能够取得成功的催化剂。

数学家是能在定理间找到类比的人；更好的数学家能在理论间看到类比；而最优秀的数学家能注意到类比之间的类比。

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

定义就是限制。