The poverty of our century is unlike that of any other. It is not, as poverty was before, the result of natural scarcity, but of a set of priorities imposed upon the rest of the world by the rich.
真正的创新发生在你挑战现状的时候。
The only way to learn mathematics is to do mathematics.
天才等于百分之一的灵感,加百分之九十九的汗水。
Collaboration across borders is essential to combat deforestation and climate change.《全球森林管理》