我已经学会通过限制欲望来寻求幸福，而不是试图满足它们。

Courage in monetary policy is not the absence of fear but the judgment that something else is more important than fear.

When you betray somebody else, you also betray yourself.

物理学的美丽在于它能够用几个简单的方程来描述宇宙。

The world is a language we have forgotten how to speak.