I think it's very important to have a feedback loop， where you're constantly thinking about what you've done and how you could be doing it better.I think that's the single best piece of advice: constantly think about how you could be doing things better and questioning yourself.

Do not do to others what angers you if done to you by others.

I pursue no objectives, no systems, no tendency; I have no program, no style, no direction.

教育的功能是帮助我们超越给定的东西，超越眼前的东西。

The middle of every successful project looks like a disaster.

——《在沪举办茶话会上的演说》（1916年7月17日）

The true value of a mining company lies in its ability to balance profit with environmental stewardship.