Sometimes it's the people no one imagines anything of who do the things that no one can imagine.

Leadership is about making tough decisions with integrity.

I'm not a perfect person, I never claimed to be. But I'm trying every day to be better than I was yesterday.

我写作不是为了忏悔，而是为了探索可言的界限。

数学是给不同事物赋予相同名称的艺术。

数学是提出正确问题然后找到答案的艺术。

当所有人都在闲聊时，保持沉默；对人和机构微笑而不带敌意；用更多的爱在小事上弥补世界上爱的不足；在工作上更加忠诚；更加耐心；放弃以嘲笑和批评来获得廉价的报复：这些都是我们可以做的事情。