The world is a place of chaos and confusion, and the only way to make sense of it is to find your own path through it.
The only limits that exist are the ones you place on yourself.
Every morning upon waking, strive to be wiser than you were the day before.
Happiness is not the absence of suffering, but the ability to overcome it.
When you start out in a team, you have to get the teamwork going and then you get something back.
艺术应该挑战、激发并让人们思考。
A company's culture is its heartbeat; neglect it at your peril.
The coal industry is the backbone of America.
Dealing with failure is easy: Work hard to improve. Success is also easy to handle: You've solved the wrong problem. Work hard to improve.