Aristotle, over 2000 years ago, "Happiness is the meaning and purpose of life, " the whole aim and end of human existence."

二千多年前的亚里斯多德，“快乐是人生的意义和目的，人类存在的最终目标“

哈佛公开课 - 幸福课课程节选

This is Aristotle's Law of Identity: A is A-- it feels good to feel good.

这是亚里斯多德的“同一律：,一即一，感觉好就是感觉好。

哈佛公开课 - 幸福课课程节选

It is a claim already, and as you've seen in Aristotle, towards the end of the history of the free polis, it is something necessary for mankind.

如你在亚里斯多德那里看到那样,在临近自由城邦历史的末期,这已经成为了一种宣言,这对人类来说是不可或缺的

耶鲁公开课 - 古希腊历史简介课程节选

And he talked about this over 200 years ago; Aristotle over 2000 years ago.

他在二百多年前谈到快乐;,亚里斯多德在二千多年前也谈过。

哈佛公开课 - 幸福课课程节选