It is best to act with confidence, no matter how little right you have to it.
关键不是消除恐惧，而是控制它。
I do not believe in failure. It is not failure if you enjoyed the process.
A good system design is one that makes it easy to do the right thing and hard to do the wrong thing.
一个好的系统设计是使做正确的事情变得容易，做错误的事情变得困难。
The coal industry is not just about digging the ground; it's about powering the future.