煤炭开采的创新不仅仅是关于开采，而是要以更智能、更清洁、更高效的方式进行。
我不需要别人的认可来做自己。
The writer must believe that what he is doing is the most important thing in the world. And he must hold to this illusion even when he knows it is not true.
Generally speaking， the errors in religion are dangerous； those in philosophy only ridiculous.
I'm not a rapper, I'm a Mayan legend.