故事是我们教孩子们如何驾驭世界的方式。

最大的智慧是知道自己一无所知。

Sucess is a lousy teacher.It seduces smart people into thinking they can't lose.

Never underestimate the power of a single breakthrough to change millions of lives.

The quality of an organization is never better than the quality of its people.

质量从来不是偶然的；它始终是智慧努力的结果。

我们开采的每一吨煤炭都必须以最小的环境影响创造最大的价值。

办一件事都不能善始善终，就不要做很多事。