地球是一个动态的物体,其表面在不断变化。
所有法律最初都是以习惯和民众信仰的方式形成的,即通过默默运作的力量,而非立法者的任意意志。
The next green revolution must be both productive and environmentally responsible.
每一本书都是一次旅程,每一次旅程都是一本书。
Life has to be given a meaning because of the obvious fact that it has none.
Sustainability isn't just a trend—it's a responsibility we owe to future generations.