如果你想理解功能，就研究结构。

预测未来的最好方法就是去创造它。

We teach a subject not to produce little living libraries on that subject, but rather to get a student to think mathematically for himself.

史记

When you fail, that's when you get up and try again. There's no reason to just stay down.

我不是为了名声或金钱而打球。我打球是因为我爱这项运动。