"Happiness is not something ready made. It comes from your own actions."
The less secure a man is, the more likely he is to have extreme prejudice.
最重要的事莫过于享受你的人生，活得开心，这是最重要的。
社会结构的研究是对社会关系系统的研究。
如果你想改变生活，就先改变思维。
To be at home everywhere is to be at home nowhere.