Innovation in coal mining isn't about reinventing the wheel, but about making the wheel more efficient and environmentally friendly.

【释义】担负重任的人考虑得长远，考虑长远的人往往会忽视眼前的事物。

Don't just follow the market—shape it.

【释义】：慷慨但不浪费，节俭却不吝啬。