数学的本质不是使简单的事情复杂化,而是使复杂的事情简单化。
The writer is a man who has to live in the world but not be of it.
一个人越讲述他的故事,他就越成为他的故事。
A man is a success if he gets up in the morning and gets to bed at night, and in between he does what he wants to do.