每个圣人都有过去，每个罪人都有未来。

别错过机会，人生比你想象中的要短。

Short-term gains should never compromise long-term environmental health.

需要一颗没有烦恼和恐惧的心才能体验真正的幸福。

如果你想成为最好的，就永远不能停止努力。

Markets alone won't solve all development challenges - we need smart interventions too.

The ideal of behaviorism is to eliminate coercion: to apply controls by changing the environment in such a way as to reinforce the kind of behavior that benefits everyone.