创造一切非凡事物的那种神圣的爽朗精神总是同青年时代和创造力联系在一起的。

"Silence between words often speaks louder than the words themselves."

The world has nothing to fear from military ambition in our Government.

"The biggest risk is not taking any risk."

数学家的工作永远不会真正完成；总有更多的东西需要探索。

与其不受教育，不知不生，因为无知是不幸的根源。

When given the choice between being right or being kind , choose kind.

哲学上的错误比数学上的错误要严重得多。

一旦我们意识到不完美的理解是人类的条件，那么犯错并不可耻，可耻的是未能纠正我们的错误。

In the end, we are all alone, and we must face the consequences of our actions by ourselves.