In mining, efficiency and environmental care must go hand in hand.
一个组织的价值观质量决定了其决策的质量。
I've learned that you can't have everything and do everything at the same time.
真相很少纯粹,也绝不简单。
领导力是一条双向街道,向上忠诚和向下忠诚。尊重上级;关心下属。