马丁·路德·金和约翰·肯尼迪都发起呼吁，倡导人类能够超越曾经被认为是固有局限性的观点。

Both Martin Luther King and John Kennedy appealed to the idea that humans can transcend what were once considered inherent limitations.

youdao

但是，这并不是约翰·肯尼迪选择的人生。

But that is not the life that John F. Kennedy chose.

youdao

作为一名年轻的律师，他对沃伦委员会调查约翰·肯尼迪遇刺案工作。

As a young lawyer, he worked on the Warren Commission investigating John Kennedy's assassination.

youdao

John Kennedy is also very good ? I'm not going back that far. -Well?

约翰·肯尼迪做得也不错啊,扯那么远干嘛，-不行吗？

斯坦福公开课 - 经济学课程节选