Le temps est le seul capital des gens qui n'ont que leur intelligence pour fortune.

最大的风险就是不冒任何风险。在一个快速变化的世界里，唯一注定失败的策略就是不冒险。

我越成功，就越需要一个男人。

The elegance of a proof is as important as its correctness.

魔鬼最厉害的伎俩就是让世界相信他不存在。

We live in an age that reads too much to be wise, and thinks too much to be beautiful.

And I hope you will come back here to Harvard 30 years from now and reflect on what you have done with your talent and your energy. I hope you will judge yourselves not on your professional accomplishments alone, but also on how well you have addressed the world's deepest inequities…on how well you treated people a world away who have nothing in common with you but their humanity.