These topics are sleep, laughter, and religion, mental illness, two lectures on madness, what can go wrong in your minds, and a last lecture on happiness.

这些话题包括,睡眠，笑，宗教，精神疾病，我们会用两节课讲精神病，也就是你的脑子会出什么毛病，最后一节课讲幸福。

耶鲁公开课 - 心理学导论课程节选

you kind of have like, true happiness, where you can just be.

你就拥有了真正的幸福，而你也会真正地感到幸福。

寻找幸福 - SpeakingMax英语口语达人

So if you add up, if you try to calculate the balance of happiness and suffering, you might have a case for saying what they did was the right thing.

合计来看的话，计算一下，幸福与痛苦之差，你也许会认为，他们的所作所为是正确的选择。

耶鲁公开课 - 公正课程节选