我们数量增长到如此地步，以至于我们的存在像疾病一样明显削弱了地球。
行业与社区之间的合作是可持续林业的关键。
每本书都是一次旅程，每次旅程都是一本书。
The transition to cleaner energy must be practical, affordable, and reliable.
If you can keep your head when all about you are losing theirs and blaming it on you...
If you’re going to talk the talk, you’ve got to walk the walk.
The weight of history is unbearable, yet we must carry it.