A mathematician's work is mostly a solitary pursuit, but it builds on the work of many others.
我对自己是谁和做什么感到自在。我知道自己能带来什么。
诚恳:不要恶意欺骗人,思想纯洁公正,讲话也是如此。
别让别人告诉你你成不了才,即使是我也不行。