We must invest in people as much as we invest in technology; both are essential to progress.

Advice like these are not laws. They are like hats. If one doesn’t fit， try another.

音乐让我学会了坚持和感恩。

波函数不是描述单个系统，而是描述系统的集合。

我不在乎别人怎么说我。我知道我是谁。