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

Never stop learning—the moment you do, you start falling behind.

We all live in the wreckage of our ancestors' lives.

了解上帝的伟业，理解祂的智慧、威严和力量；在一定程度上欣赏祂律法的奇妙运作，这一切必然是对至高者的一种愉悦和可接受的崇拜方式，对祂来说，无知不会比知识更令人感激。

The power of a man, is his present means, to obtain some future apparent good.

真正的问题不在于机器是否会思考，而在于人类是否会思考。