You know I often say that I am the right the person to teach positive psychology.

你知道我经常说,我是教积极心理学的最佳人选。

哈佛公开课 - 幸福课课程节选

If you took a best response to some believe, you can say I took this action because I believed other people are going to do this.

如果你针对自己的信念做出了最佳对策,你就可以说,我是所以这么做,是因为我认为其他人会那么做

耶鲁公开课 - 博弈论课程节选