Market failures are often not failures of markets, but failures of market design.

To see is to forget the name of the thing one sees.

科学不仅仅是回答问题，更是发现新的问题。

译文：聪明用错地方了，不如一辈子愚钝；交友不慎，错交朋友，还不如静下心来读书。赏析：聪明反被聪明误，聪明的才智用在正道，才能凸显它的价值，反之则会贻害无穷。朋友在于精，不在于多，狐朋狗友千千万，不如知己一人。