可持续发展不再是可选项；对于任何负责任的矿业公司来说都是必需品。

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

Profit that depletes the planet is no profit at all.

All behavior is ultimately reducible to physical and chemical processes.

Power is not just about control, but about responsibility.

成功的交易者是有计划并坚持执行的人。