And developmental psychologists use many ingenious methods to try to pull these apart and try to figure out what are the basic components of human nature.

发展心理学家们使用了许多巧妙的方法,试图将这些因素分开,试图找出人性的基本成分,究竟是什么

耶鲁公开课 - 心理学导论课程节选

Again, each of them seems to represent, in a superior way, the key components of the human soul, the appetitive, the war-like or spirited, and the rational.

每一位角色，似乎都代表着，较优秀的人类灵魂的关键构成要素，欲望，战士精神，以及理性。

耶鲁公开课 - 政治哲学导论课程节选