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

我并不是一回到自行车上就赢了。经历了很多起起落落，有好成绩也有坏成绩，但这是一个长期计划。

"Stories are the most important thing in the world. Without stories, we wouldn't be human beings at all."

仅仅活着是不够的……一个人必须有阳光、自由和一朵小花。

"In every story, there is a hidden truth waiting to be discovered."

一本好书是一个永远不会让你失望的朋友。