Sustainability is not a choice anymore; it's a necessity for any business that wants to thrive in the long term.

办事果断的人看起来好像忙碌，其实心中常有闲暇。因循苟且的人看起来闲暇，其实心中常有牵念。

The past is never truly past; it lives inside us.

煤炭的未来取决于我们能否使其更清洁、更高效。