And the key is to be true to reality, which is also one of the main themes in the course.

重要的是要真实面对现实，这也是本门课的重要主题之一。

哈佛公开课 - 幸福课课程节选

Now, I want to move to the third theme of this lecture, which is invention.

现在，我将转向本课的第三个主题，那就是发明。

耶鲁公开课 - 金融市场课程节选

In fact, language is sufficiently interesting that, unlike most other things I'll talk about in this class, there is an entier field devoted to this study the field of linguistics that is entirely devoted to studying the nuances and structures of different languages.

事实上,语言是非常有意思的,与本门课上探讨的其他主题不同,对它的研究形成了一个完整的专业,即语言学专业,这个专业致力于研究各种语言的,细微差异及其结构

耶鲁公开课 - 心理学导论课程节选