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我们开采的每一吨矿石都承载着对未来的责任。
Every ton of ore we extract carries with it a responsibility to the future.
所有人都是不朽的,但那些没有受教育的人是以一种更低级和不令人羡慕的方式不朽。
The individual investor should act consistently as an investor and not as a speculator.
True sustainability means leaving the land better than we found it for future generations.