如果你不犯错，说明你解决的问题还不够难。那本身就是个大错误。

The process of mathematical discovery is as important as the discovery itself.

I used to walk down the street like I was a star... I want people to walk around delusional about how great they can be - and then to fight so hard for it every day that the lie becomes the truth.

The only way to learn mathematics is to do mathematics.

言语总是列举商汤与周文王，而行为却比作狗与猪，可悲啊！