They had to cooperate with other people that they owe a debt to society and that that's expressed in taxation.

必须与他人合作,所以他们欠社会的,所以要用纳税来还。

耶鲁公开课 - 公正课程节选

The soul is just, he tells us, when the appetites, spiritedness, and reason cooperate with reason, ruling, spirit and appetite, just as in the polis, the philosopher-king rules the warriors and the workers.

他告诉我们，灵魂将是正义的，当欲望，意志及理性，与理性统治，意志,及欲望合作，一如城市中的正义，哲学家国王统治,战士及工人。

耶鲁公开课 - 政治哲学导论课程节选