发现的关键不仅在于我们找到的答案，还在于我们敢于提出的问题。
"The key to discovery is not just in the answers we find, but in the questions we dare to ask."
I am not a perfect person, but I am trying every day to concentrate on being better.
一个人重要的是他谈论什么、而不是他赞同或不赞同什么。
追求数学真理就是追求美、优雅和简洁。
The only way to learn mathematics is to do mathematics.