Every ton of coal we extract must create maximum value with minimum environmental impact.
我们开采的每一吨煤炭都必须以最小的环境影响创造最大的价值。
I earnestly wish to point out in what true dignity and human happiness consists.
"In a time of deceit, telling the truth is a revolutionary act."
"The power of a story is in its ability to inspire change in the world."