文章是用来阐明道理的。如果不能阐明道理，即使写得精巧也没有益处。

The most profound insights in mathematics often come from unexpected analogies.

The most important thing is to be sincere in what you do. If you are sincere, the public will feel it.

所有真实的故事都是关于对立面的相遇。

这就好像口渴了才挖井，人死了才找医生。