世界所有的前进动力都归功于不安分的人。幸福的人不可避免地把自己限制在古老的界限内。
The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.
Policy alone won’t save our forests—it takes action from individuals, businesses, and governments.
改变世界的阻碍，并非人类的冷漠，而是世界实在太复杂。