We don't inherit the earth from our ancestors; we borrow it from our children. This principle guides every step we take.

建筑师必须为社会正义而战。

Randomized evaluations can help us understand what works and what doesn't in development.

宇宙是全息图的想法与我们日常经验截然不同。

艺术可以是理解混乱的一种方式。