Exceed your customers' expectations. If you do, they'll come back over and over. Give them what they want — and a little more.

不过是君主不把它［爱人利人］用在政事上,士大夫也不把它付诸行动罢了。

历史不仅仅是关于日期和事件，而是关于经历过它们的人们。

Nature is the best teacher; it has already done the experiments, we just have to interpret them.

The work is never finished until it's in the world.

I am too intelligent, too demanding, and too resourceful for anyone to be able to take charge of me entirely. No one knows me or loves me completely. I have only myself.