Your self-worth is determined by you. You don’t have to depend on someone telling you who you are.

所有老年人共有的一个大秘密是，你在七八十年里其实并没有改变。你的身体变了，但你一点也没变。这当然会引起很大的困惑。

效率是把事情做对，而效能是做对的事情。

战俘就是个杀你失败然后求你别杀他的人。

船在港口是安全的，但那不是船被建造的目的。

History is the present. That's why every generation writes it anew. But what most people think of as history is its end product, myth.