世界不是一个需要解决的问题；它是一个我们所属的生命体。

In mathematics, the most profound ideas often arise from the simplest observations.

在一切事务中，偶尔将一个问号挂在你长期以来视为理所当然的事物上是一种健康的做法。

The greatest reward in our work is knowing we’ve made a difference.

"We are what we repeatedly do. Excellence, then, is not an act, but a habit."

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。

If one hears bad music it is one's duty to drown it by one's conversation.