The power of mathematics lies in its generality and abstraction.
谁笑到最后，谁笑得最好。
America has no permanent friends or enemies, only interests.
Literature is the art of discovering something extraordinary about ordinary people, and saying with ordinary words something extraordinary.
The beginning is always today.
最可怕的时刻总是在你开始之前。
技术只是一个工具。真正起决定性作用的是使用它的人的创造力和想象力。