Theorems are the milestones of mathematics.

诗人的职责是照亮黑暗。

In mathematics, the simplest explanation is often the most profound.

I don’t believe in luck. I believe in hard work.

The reason they call it an American Dream is because you have to be asleep to believe it.

没有比你自己设下的陷阱更致命的陷阱了。