"What's terrible is to pretend that second-rate is first-rate. To pretend that you don't need love when you do; or you like your work when you know quite well you're capable of better."

The only way to change behavior is through manipulation of reinforcement contingencies.

能源的未来在于平衡当今的需求与未来的责任。

The most important thing is to avoid losing money.

绿色开采、低碳利用是煤炭行业可持续发展的必由之路。