"The main character,Buck, he gets abducted and they send him off to the Yukon in a train.

VOA: special.2010.12.02

Is it government's responsibility to correct this or do people just need to buck up and change their lives in a way that turns these numbers around?

纠正这些行为是政府的责任,还是只需人们行动起来,改变自己的生活方式,来挽回这些数字代表的趋势

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选