Well, I think the gay gene is maybe a different example, because you would want to arouse the question, do we think the life with attraction to your own sex is any worse than life without it?

我觉得同性恋基因可能是个不同的例子，你可能想要引出这个问题，那就是，被同性所吸引,这是否意味着一个人的生活就要比其他人糟糕呢？

普林斯顿公开课 - 人性课程节选

We get used to the ticking of a clock or to noise of traffic but it's actually a very important form of learning because imagine life without it.

我们习惯了钟的滴答声和车来人往的噪音,但这却是一种非常重要的学习形式,我们不妨试想一下无法进行习惯化的情形。

耶鲁公开课 - 心理学导论课程节选

It was possible to imagine life without a king.

其民众却还能够设想一个没有君主的社会

耶鲁公开课 - 欧洲文明课程节选