Peace is not merely the absence of war, but the presence of justice, of law, of order—in short, of government.

I don't have any message. I just paint pictures.

解释：对别人没有恩德，却想有求于人，这是罪过。

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

译文：自由自在行走时，感受不到时光流逝，所到之处，都有蓑衣相伴，充满别样乐趣。

一本书是作者与读者之间跨越时空的对话。

需要教会男孩，真正的力量不是支配，而是正直和善良。

在土地的寂静中，你可以听到我们祖先的声音。