如果心境平和，何必还要持戒？如果行为正直，何必还要修禅？

There is no such thing as a happy ending.

There's a tendency to think that our present politicians are much worse than we had in the past.But we tend to forget how awful our politicians were in the past.

The teacher who is indeed wise does not bid you to enter the house of his wisdom but rather leads you to the threshold of your own mind.

In mathematics, the journey is often more important than the destination.

一个好的抽象是捕捉概念的本质方面，同时忽略无关的细节。