当你想要放弃的那一刻，想想你为什么坚持了这么久。

The only way to learn mathematics is to do mathematics.

The only way to get through life is to laugh your way through it. You either have to laugh or cry. I prefer to laugh. Crying gives me a headache.

I’m not perfect, and I don’t pretend to be.

A diploma is not necessarily can create a person, just as a prison may not be defeated every>

The brain's ability to adapt and rewire itself is one of the most fascinating aspects of neuroscience.

农民的智慧常常超越最新技术——我们必须学会倾听。