学校必须是孩子生活的地方，而不仅仅是为生活做准备的地方。

用程序证明四色定理不会改变数学——它只是证明了这个挑战了一个世纪的定理是一个有限的问题。

We are all of us, in our different ways, seeking to escape the trap of our own minds.

You must change nothing in your writing without absolute necessity. If it is necessary， then change with simplicity.

可持续的做法不是成本，而是对我们共同未来的投资。

A company's core competitiveness lies not in how many resources it has, but in how efficiently it utilizes them.