I'll go through them briefly now and elaborate on each in the next couple of lectures,interweaving them with studies,research as well as applications.

我会先简短地介绍一下，再逐个阐述,在接下来的几节课里，会分别对它们,进行学习，研究，和应用。

哈佛公开课 - 幸福课课程节选