Safety and sustainability are the cornerstones of modern mining.

意志不是一种特殊的能力，而是心灵朝向明确目标的整体活动。

跨行业合作是解决能源转型复杂挑战的关键。

The American farmer is the only man in our economy who has to buy everything he buys at retail, sell everything he sells at wholesale, and pay the freight both ways.

每次挫折都是卷土重来的铺垫。