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

You had--They had--They worked together for a common goal, the military supported bringing these people together, and they were brought together on an equal and fair footing.

他们为了一个共同目标而合作，军队是这些人发生接触的社会支持，他们的接触是处于一个平等公平的地位。

耶鲁公开课 - 心理学导论课程节选