The sustainable development of the coal industry requires the coordinated efforts of policy, technology, and the market.
The more I see of the moneyed classes, the more I understand the guillotine.
真正的领导力是通过你对他人产生的影响来衡量的。
我对生态系统作为一种智能形式的想法感兴趣。
You can't have a better tomorrow if you're still thinking about yesterday.