解读：绝对的自由会让拥有更多资源、权力的强者肆意妄为，他们会凭借优势去压榨弱势群体，抢占利益。所以，用道德、法律来框定自由边界，是守护社会公平、保障弱者权益的必需。

With each advancement in ultrafast lasers, we rewrite the textbook on how atoms and molecules behave.

一个伟大的剪辑可以将一部好电影变成杰作。

An idea that is not dangerous is unworthy of being called an idea at all.

The power of science lies in its universality and selflessness, transcending the boundaries of nations and cultures.

最好的领导者是那些最热衷于让比自己更聪明的人围绕身边的人。