控制的目的是使系统在存在不确定性和干扰的情况下仍能按期望的方式运行。

The key is to set realistic customer expectations, and then not to just meet them, but to exceed them — preferably in unexpected and helpful ways.

No, not rich. I am a poor man with money, which is not the same thing.

最好的领导者是那些激励他人做到最好的人。

没有任何物理量可以永远呈指数级变化。