At times he expresses his frustration with the difficulty of his task, and resentment that it's been assigned to him.

有时，他会表达自己对这项被指派的，任务的挫败和不满。

耶鲁公开课 - 旧约导论课程节选

Today I have the impossible task of finishing the parts of the Republic that I have assigned for the class.

今天我有个不可能的任务,完成《理想国》剩余的部份,依照我指定给同学的进度。

耶鲁公开课 - 政治哲学导论课程节选