How can we prevent murderous schoolyard violence in children who have access to weapons,poor parental supervision, and a mean streak?"

如何防止校园暴力,这些暴力事件通常是由掌握武器，缺乏父母监管，或受到教唆的孩子引起的“

哈佛公开课 - 幸福课课程节选

Type II Diabetes usually has its onset in adulthood-- that's beginning to change-- and is usually created by lifestyle factors: poor diet, physical inactivity, and obesity.

型糖尿病多见于成人,情况现在开始改变,这种病通常由不良生活方式引起,不良的饮食,锻炼的缺乏以及肥胖

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And one factor in Parkinson's is too little of a neurotransmitter known as dopamine.

引起帕金森症的一个病因,便是严重缺乏一种叫做多巴胺的神经递质

耶鲁公开课 - 心理学导论课程节选