Your work is going to fill a large part of your life, and the only way to be truly satisfied is to do what you believe is great work.

Don't bother just to be better than your contemporaries or predecessors. Try to be better than yourself.

I’m like a head trip to listen to, ‘cause I’m only givin’ you things you joke about with your friends inside your living room.

In mining, you don't find success by digging in the same hole forever - innovation is our lifeline.

优秀的公司赚取利润，伟大的公司赢得人心。