大家互相钩，互相镶，就是互相残害啊！ 

I don’t think anything is unrealistic if you believe you can do it.

最深刻的定理往往源于最简单的观察。

每一次实验，无论成功与否，都是迈向理解的一步。

The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.

The past is always tense, the future perfect.

Innovation is not just about new ideas, but about executing them in ways that create real value.