He represents what will later be called in the Republic the appetitive part of the soul, the appetites.

他代表的是稍后在《理想国》中,所谓灵魂欲望的部份，众多的欲望。

耶鲁公开课 - 政治哲学导论课程节选

And so, Socrates' friends ask him, how can we be confident that the soul will survive the death of the body and indeed be immortal?

于是苏格拉底的朋友们就问他,如何才能使我们确信,灵魂会在肉体的消亡中幸存,并且是真正的永生的呢

耶鲁公开课 - 死亡课程节选