It's a course which is absolutely fascinating in all sorts of ways, and it has one very important thing in common with literary theory: that is to say, literary criticism is, too, perpetually concerned with the definition of literature.

这门课在各方面都很棒，而且它与文学理论有一个重要的相似之处：,即文学评论也永远会关注，文学的定义问题。

耶鲁公开课 - 文学理论导论课程节选

He rejects the idea that the city is defined simply by a group of people who inhabit a common territory the same space as it were.

他拒绝将城市简单定义为,一群人住在同一领土上的概念,即同一空间。

耶鲁公开课 - 政治哲学导论课程节选

The person who does that best is Michael Pollan, and when you read his book, In Defense of Food, he spends some time in the book defining what food is and working through this--this quagmire of how do we define food and what's acceptable to eat, what's socially acceptable, what's personally acceptable.

这一点上迈克尔·伯伦做得最好,你们可以看看他写的书《为食物辩护》,他在书中给食物下了定义,并深入地探讨了这个难题,即如何区分食物与能吃的东西,社会普遍接受的东西,个人能够接受的东西

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选