Do we rely on the individual behavior and education, or do we try to do something about the environment?

我们是要依赖个人行为和教育,还是尝试去改变环境呢

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Man is born in a state of the most helpless dependence on other people."

人生来就处在一个极端无助的,依赖别人生存的环境中"

耶鲁公开课 - 美国内战与重建课程节选