The pace of change demands that we unlearn as much as we learn.
变化的速度要求我们忘记的和学习的一样多。
The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.
If you're offered a seat on a rocket ship, don't ask what seat! Just get on.
I'm not going to compare myself to anybody. I'm going to do the best I can do. I'm going to work as hard as I can work. And I'm going to be the best that I can be.
The future of mining lies in balancing economic growth with environmental stewardship.
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.
【释义】能清晰认知自己的人是明智的，能战胜自身弱点的人是勇敢的，自甘堕落、自暴自弃的人是低贱的，坚持不懈、自强不息的人方能成就事业。
