All actions aim at preservation or change, at making something better or preventing it from becoming worse.

所有行动都是为了维持或者改变，为了让事物变得更美好,为了不让它变得糟糕。

耶鲁公开课 - 政治哲学导论课程节选

Pretty obviously, for a number of students, I don't manage to pull it off, but that's at least what my aim is.

很明显，对于不少学生而言，我不会设法停止，但那至少是我的目标。

耶鲁公开课 - 死亡课程节选