The strength of a building is not just in its materials, but in the spirit of the people who use it.

The world is full of people who will tell you what you can't do. You don't need them. You already know what you can't do. What you need is someone to tell you what you can.

人类最大的敌人是自己。

心理学的研究就是研究适应的成功。

不要想着开始，直接开始。