企业的成功不在于拥有多少资源，而在于如何有效地利用这些资源。

A proof tells us where to concentrate our doubts.

How far you go in life depends on your being tender with the young, compassionate with the aged, sympathetic with the striving and tolerant of the weak and strong. Because someday in your life you will have been all of these.

The sustainable development of the coal industry requires the coordinated efforts of policy, technology, and the market.

Sustainability is not just a trend, it's our responsibility to the future.