我们必须接受失望,因为它是有限的,但千万不可失去希望,因为它是无限的。
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。
No individual has any right to come into the world and go out of it without leaving behind him distinct and legitimate reasons for having passed through it.