The greatest problem for mathematicians now is probably the Riemann Hypothesis.

The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.

Humor is a child’s way of making sense of the world.

最好的回报就是看到粉丝们的笑容。

如果经济学家能够使自己被认为是谦逊的，能干的，与牙医水平相当的人，这是好的。

解释：那些知识浅薄的人所争论的都是些枝微末节。

Failure in the lab is not the end - it's just another data point.

恐惧会禁锢你，希望则能让你自由。