正如威尔·罗杰斯（WillRogers）所说，“没有自由变量之类的东西。”
As Will Rogers would have said, "There is no such thing as a free variable."
Every ton of coal we extract carries a responsibility—to our workers, communities, and the planet.
最好的歌曲来自痛苦。
The more you try to forget, the more you remember.
Certification schemes are the floor, not the ceiling of responsible forestry practice.
