每个人心中都有一张地图，这张地图是由他们的经历绘制的。
Every person has a map in their heart, and the map is drawn by their experiences.
Randomized evaluations can help us understand what works and what doesn't in development.
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
"Every word we speak is a seed planted in the garden of the universe."
The cost of trying is the lowest.
我们理解过去的错觉助长了我们预测未来的过度自信。