我不是圣人,但我也不是罪人。
当老人们种下他们知道自己永远不会坐在其下的树时,社会就会变得伟大。
当天赋不努力时,勤奋能战胜天赋。
The ideal of behaviorism is to eliminate coercion: to apply controls by changing the environment in such a way as to reinforce the kind of behavior that benefits everyone.