If we want to protect forests, we must first understand them.

Every seed contains the potential to change a community.

领导力意味着今天做出艰难的决定，为子孙后代带来利益。

文字有治愈和毁灭的力量。

可持续性不是选择，而是能源行业的必然要求。#

Sometimes the most important experiments are the ones that fail, because they teach us what doesn't work.

任何圆的面积等于一个直角三角形，其中一条直角边等于半径，另一条等于圆的周长。

可持续性不是一种选择——它是我们对后代的责任。