一本书可以是一个朋友、一位老师和通往另一个世界的门。

Parents wonder why the streams are bitter, when they themselves have poisoned the fountain.

The key to successful market design is anticipating how participants will behave under different rules.

水太清了就会见不到鱼，人太精明了就没有朋友。冠冕的玉旒，是用来遮蔽视线；用丝棉塞耳，是为了减弱听觉。

未经审视的生活不值得过。