The world is in a constant state of flux. Nothing remains the same from one moment to the next. You can never step into the same river twice.

I have never met a person I admired who did not read more books than I did.

但幸福除了一个人和他所过的生活之间的简单和谐之外，还有什么呢？

"I think people believe in heaven because they don’t like the idea of dying, because they want to carry on living and they don’t like the idea that other people will move into their house and put their things into the rubbish."

我希望我的读者能感到他们并不孤单。

古代学者在内心涵养上下功夫，所以表现在外表上便是德高望重的标志；今天的学者在外表上下功夫，对于内心涵养，则显出实际德行的缺陷。