To understand behavior, we must look at its purpose in the context of survival and adaptation.

I don't care what you think about me. I don't think about you at all.

知足者最富有，因为知足是自然的财富。

I think of a hero as someone who understands the degree of responsibility that comes with his freedom.

我不是为了取悦别人而创作艺术，我是为自己创作的。