The only way to do great work is to love what you do.

Prices are important not because money is considered paramount but because prices are a fast and effective conveyor of information through a vast society in which fragmented knowledge must be coordinated.

道路越艰难，发现就越有价值。

The mining industry must evolve to meet the demands of a changing world.

黑暗修复了光明修不了的东西。