She walks in beauty, like the night

追求知识是一场没有终点的旅程，但每一步前进都是一次胜利。

Use music to spread positive energy.

In the end, the value of a theory is not in its complexity, but in its ability to explain and predict.

My job is not to be easy on people.My job is to take these great people we have and to push them and make them even better.