最可持续的采伐是让森林比我们发现时更健康。

Sustainability isn't an option—it's our responsibility to future generations.

"Don't let yesterday take up too much of today."

You forget what you want to remember, and you remember what you want to forget.

大众对大小事都有无尽的求知欲---除了真正值得知道的事例之外。