Sustainability is not a trend; it's a responsibility we owe to future generations.
采矿业必须发展以满足不断变化的世界的需求。
解释:只有放弃一些事情不做,才能在别的一些事情上做出成绩。
the only thing we have to fear is fear itself.
No man's knowledge here can go beyond his experience.
人们撒谎有各种理由,但大多数时候是因为真相太难面对。