The key to success in mining is sustainability—balancing economic growth with environmental responsibility.
采矿成功的关键在于可持续性——平衡经济增长与环境责任。
让这成为一个准则：永远不要给孩子一本你自己不愿意读的书。
Laugh, and the world laughs with you; weep, and you weep alone.
当你不清楚某个项目该如何定价时，不妨直接问他怎样才算公平？他们的回答通常就是他们觉得自己该有的价值。