The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
抽象的目的不是模糊，而是创建一个新的语义层次，在这个层次上可以绝对精确。
领导力是激励他人看到他们能成为什么样子。
我写作是为了记住，为了保持那些否则会失去的东西。
历史学家是向后看的先知。
I'm not afraid to take on a challenge, I'm not afraid to take a risk.
War is an ugly thing， but not the ugliest of things: the decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth a war， is much worse.