历史不是过去。它是我们进化出来的组织我们对过去的无知的方法。

Ninety-nine percent of the troubles that threaten our civilization come from too optimistic, therefore we should have a system where the accounting is a way more conservative.

The story of the human race is the story of men and women selling themselves short.

成就的唯一途径是热爱自己的事业，如果你还没找到的话，继续寻找，不要屈就。

The development of computational complexity theory has shown us that not all problems are created equal.

我没时间担心谁不喜欢我。