In market design, simplicity often leads to better outcomes.
If you're not making mistakes, you're not trying hard enough.
农业的效率不仅仅是产量的问题；它关乎资源管理。
译文：不害怕老虎生了三张口会吃人，就担心世间的人会有两面的心思。赏析：心口不一的人，表面上对人笑脸相迎，背地里却干着损人利己的事。