We all seek our own interests and soon we join up with a family, we want the family's interest up to a point, but how is this fit together with the needs of the community at large?

起初我们自寻欢愉,不久,我们组建了家庭,从某种程度上讲,我们想要家庭带来的快乐,但如何能更大程度的,满足社会的需求来组建起家庭呢

耶鲁公开课 - 古希腊历史简介课程节选

But, I think what most of you, actually having MIT come to MIT, have probably realized is sometimes it's nice to major in a science, because you can't just pick up a reaction and do it in your kitchen on the weekend, where as you can sometimes join a book group and do that.

但我认为对你们大多数人来说,既然来了,可能已经意识到最好是主修一门科学,因为你不能在你,周末的时候在厨房里做化学实验,然后你就可以参加一个读书俱乐部。

麻省理工公开课 - 化学原理课程节选