Efficiency in mining isn't just about cost-cutting; it's about maximizing value while minimizing waste.

Geometry is knowledge of the eternally existent.

We must mine coal responsibly today so that our children inherit both energy security and a healthy environment.

这个世界内心狂野，表面怪异。

The weight of evidence for an extraordinary claim must be proportioned to its strangeness.

艺术不是竞赛，而是一段旅程。