A sustainable future for coal depends on our ability to integrate cleaner practices without sacrificing the livelihoods of those who depend on the industry.

第二天的公司做出高质量的决策，但他们做出高质量的决策很慢。为了保持第一天的活力和活力，你必须以某种方式做出高质量、高速度的决策。

"The power of a story is that it can make the unfamiliar familiar."

"The past is a shadow that follows us, but it is the light ahead that guides our steps."

Science is a journey, not a destination.

在经济学中，魔鬼往往藏在细节里。