The human spirit is stronger than anything that can happen to it.

在采矿业，可持续性不仅仅是一个流行词，而是长期成功的必要条件。

译文：有道义的财物可以去谋取，没有道义的钱不能强求。赏析：君子爱财，取之有道。赚钱不可耻，但要走正道。那些来路不正的意外之财莫贪，人要是贪小便宜，终究会吃大亏的。

Science is about understanding the world, and engineering is about changing it.

The best way to predict the future is to invent it. Don't worry about what anybody else is going to do. The best way to predict the future is to invent it.

"世界是一个梦，而梦是一场噩梦。"

"The only limit to our realization of tomorrow is our doubts of today."

有时候，最难的部分不是放手，而是学会重新开始。