"There is no such thing as a new idea. It is impossible. We simply take a lot of old ideas and put them into a sort of mental kaleidoscope. We give them a turn and they make new and curious combinations."
天要使一个人遭祸,必先给他一点小小的好处使他轻信;天要使一个人受福,必先给他一点小小的祸患使他有所警惕。