幸福，就像不幸一样，是一个主动的选择。
Happiness， like unhappiness， is a proactive choice.
如果你不犯错，说明你解决的问题还不够难。
The mining industry has a responsibility to leave communities better than we found them.
The minute you stop learning, you stop growing.
You cannot get smart people to work extremely hard just for money.
天子认为对的未必对，天子认为错的未必错