I've always been told that any serious introduction to political philosophy has to start with a big piece of Plato.

我一向听说,任何严谨的政治哲学导论,都要从大量的引介柏拉图开始。

耶鲁公开课 - 政治哲学导论课程节选

The crucial point about intro is it means first class in philosophy.

导论课程的关键就是第一节哲学课。

耶鲁公开课 - 死亡课程节选

This is an intro philosophy class.

这是个哲学导论课程。

耶鲁公开课 - 死亡课程节选