Quality means doing it right when no one is looking.
数学中最重要的是理解概念，而不仅仅是记忆公式。
常反省自身，少议论他人，是最高级的修养。
浮动汇率并非解决所有经济问题的万能药，但它们可以提供一种有用的调整机制。
追求数学知识是一段永无止境的旅程；总有更多的东西等待发现和理解。
如果你不坚持某些东西，你就会为任何事屈服。
The simple step of a courageous individual is not to take part in the lie. One word of truth outweighs the world. In keeping silent about evil, in burying it so deep within us that no sign of it appears on the surface, we are implanting it, and it will rise up a thousand fold in the future.
