It's crucial, as I say, and I'm going to be coming back to it, but it's just a point I want to make in passing about the nature of theory now.

这一点至关重要，而且我以后还会再次提到，但现在关于理论的本质我就谈到这里。

耶鲁公开课 - 文学理论导论课程节选

Now, let's go back to a theory which has at least got the virtue of being very old, although hardly anybody believes it anymore.

现在,让我们再回去看一个理论,它的优势在于非常古老,虽然已经没人再相信它

耶鲁公开课 - 古希腊历史简介课程节选

After all, go back to the lock-in warriors about the soul theory of personal identity.

回顾我们讨论人格同一性的灵魂论,提到的关于战士的案例。

耶鲁公开课 - 死亡课程节选

One theory is that, well it's, as people say, I'm going back to Los Angeles.

理由之一就是,如大家所说,先回到洛杉矶

耶鲁公开课 - 金融市场课程节选

Well, for the answer to that we have to go back to ancient Greek music theory, and when you read about this--it's really turgid stuff-- but believe it or not, I teach a course on this at the graduate level.

这个,要回答那个问题,恐怕要追溯到古希腊的音乐理论,每次读这些都会云山雾罩的,不管你信不信,我曾在研究生中开过这个课程

耶鲁公开课 - 聆听音乐课程节选