The truth is, I am not a very good person. But I am trying to be better.

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。

To love is to suffer, but to suffer is also to love.

The existence of the natural world is the same kind of fact as the existence of any proposition.

真相很少是纯粹的，也从不简单。