Don’t say anything about someone in email you would not be comfortable saying to them directly， because eventually they will read it.

有时候要大胆，有时候要小心，一个聪明人知道什么时候该怎么做。

数学语言是通用的，超越了文化和语言的障碍。

I think the key to a good performance is to be able to listen and react truthfully.

我的使命是成为一代人的声音，并改变人们的思维方式。