改变，就像治愈一样，需要时间。

The world is a great dance, and we are the dancers.

To understand the electron is to understand the foundation of our technological civilization.

The more you experience positive emotions, the more open you become. The more open you are, the more you see. The more you see, the more you can do. The more you can do, the more you can grow.

质量是工程的生命线，任何时候都不能放松对质量的追求。