I went into the positive psychology, into the field of psychology, as I mentioned in the first lecture, because I was unhappy here.

我之所以研究积极心理学，探索心理学领域，正如我第一节课时提到的，是因为我不快乐。

哈佛公开课 - 幸福课课程节选

How did you get into that field in the first place?

你最初怎么进入这个领域的呢？

什么是认知科学？ - SpeakingMax英语口语达人