Success is not the key to happiness. Happiness is the key to success.

Nature doesn’t care about your plans. It will test you, and you have to be ready.

一般人的毛病，就是容易受局部的蒙蔽，因而不能明白大道理。眼光不妨放长远一些，站得高一些，能看得更广，格局更大。

要想打败对手，就成为他们的朋友。