真正爱国者的职责是保护他的国家免受其政府的侵害。

In computational complexity, we are not just dealing with the limits of what we can compute, but also with the limits of what we can prove.

文字的力量在于它们能够将我们与自己最深处的部分连接起来。

The big money is not in buying or selling, but in the waiting.