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

书籍是黑暗中的光。

领导力就是赋予他人力量，去实现他们认为不可能的事情。

要治愈，你必须感受。

书是一个小小的奇迹。

Freedom is not merely the opportunity to do as one pleases; neither is it merely the opportunity to choose between set alternatives. Freedom is, first of all, the chance to formulate the available choices, to argue over them - and then, the opportunity to choose.

智慧属于对永恒事物的智性理解；知识则属于对临时事物的理性理解。

"You can't win if you don't play."