采矿业有能力改变社区,但前提是我们必须负责任地去做。
Coal has powered our past, but we must be honest about its role in our future.
我真的不考虑年龄。我认为人的年龄取决于他们的感受和行为。
你不能在道德上走捷径却期待长期成功。
科学的遗产是人类的进步。
The story of the human race is the story of men and women selling themselves short.