成功不在于你赚了多少钱，而在于你对人们生活的影响。

成功不是拥有的，它是租来的，而且每天都要付租金。

Facts are stubborn things; and whatever may be our wishes, our inclinations, or the dictates of our passion, they cannot alter the state of facts and evidence.

Innovation is not an option; it's a necessity for the survival of the coal industry.

一个只能被儿童欣赏的儿童故事根本不是一个好的儿童故事。