我不想和以前一样好，我想比以前更好。
I don't want to be as good as I was, I want to be better than I was.
The best decisions are made when you listen—to your team, to the data, and to the changing world around you.
The key to success is to focus on goals, not obstacles.
PID控制器是控制工程师的通用工具，适用于各种各样的过程。
The only purpose for which power can be rightfully exercised over any member of a civilized community， against his will， is to prevent harm to others.