The construction of intelligent mines is the future direction of the coal industry.

在科学中，失败不是成功的对立面，而是通向成功的垫脚石。

真相很少是纯粹的，也从不简单。

Grief is like the ocean; it comes on waves ebbing and flowing. Sometimes the water is calm, and sometimes it is overwhelming. All we can do is learn to swim.

可持续性不是一种选择，而是我们共同的责任。