It brought about fundamental alterations, slowly, in ways sometimes people didn't even know it's happening; fundamental alterations in aspirations, in habits, in activities, in conceptions and definitions of work, and leisure.

带来基本的,缓慢的改变,以一种人们通常无法觉察到的方式,这样根本的改变的有愿望,习惯,行动,观念,还有,对工作,闲暇的定义

耶鲁公开课 - 美国内战与重建课程节选