在这个快速变化的行业中，我们必须适应，否则就会被淘汰。

If a Nation expects to be ignorant and free in a state of civilization,it expects what never was and never will be....If we are to guard against ignorance and remain free,it is the responsibility of every American to be informed."

The wild is a place of challenges. To survive, you have to face them head-on.

数学家的直觉和严谨的证明同样重要。