I think it's reasonable for people who are considering the study of a particular subject in a college course to ask why they should.

大家都想将这一科目,作为一门学问做深入的研习,所以这个问题显得很为必要

耶鲁公开课 - 古希腊历史简介课程节选

But what I should also report to you is that I think there is a widespread consensus among most people that study the subject.

我之所以给你们整理出来是因为,对于这方面的研究有一个比较统一的观点

耶鲁公开课 - 古希腊历史简介课程节选