Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

Precision in experimentation is as important as creativity in hypothesis.

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.

追随我的好奇与直觉，大部分我所投入过的事务，后来看来都成了无比珍贵的经历。