According to Freud, there are three distinct processes going on in your head and these are in violent internal conflict.

根据弗洛伊德的理论，在你的头脑中存在着,三种截然不同的人格结构,它们之间存在着强烈的内部冲突。

耶鲁公开课 - 心理学导论课程节选

Well, there are three things that most modern states do that on the libertarian theory of rights are illegitimate or unjust.

大部分当代政府所做的三种事,在自由主义理论看来是不合法,不公正的。

耶鲁公开课 - 公正课程节选

We've distinguished three different views as to the secret or key to personal identity across time.

我们陆续已经辨别了三种不同的,关于个人认同感关键的理论观点。

耶鲁公开课 - 死亡课程节选