采矿成功的关键在于可持续性——平衡经济增长与环境责任。

即使在最黑暗的时刻，只要记得点亮灯光，就能找到幸福。

人は、失敗から学び、成長する。

The ideas of economists and political philosophers， both when they are right and when they are wrong， are more powerful than is commonly understood. Indeed the world is ruled by little else. Practical men， who believe themselves to be quite exempt from any intellectual influence， are usually the slaves of some defunct economist.

长远来看，只有偏执狂才能生存。