穷人的决策往往理性得令人心碎。
The decisions of the poor are often heartbreakingly rational.
You have to be willing to be misunderstood if you are going to innovate.
Sustainability isn't an option; it's a responsibility we all share.
有时候你不需要人生目标,不需要知道宏伟蓝图。你只需要知道下一步要做什么!