And that was when I switched my concentration from computer science to philosophy and psychology with a single question: ? how can I become happier?

于是我将研究方向,从计算机科学转向了哲学及心理系,目标只有一个：,如何变得更快乐？

哈佛公开课 - 幸福课课程节选

And the question then is, " "What if a child was raised by a single parent, for example?"

问题是，“要是孩子成长于单亲家庭会怎样“

耶鲁公开课 - 心理学导论课程节选

The breaking of even a single law calls into question the authority of law as such.

只要违反一条法律,即足够让法律的权威产生质疑。

耶鲁公开课 - 政治哲学导论课程节选