So, you reinforce the pig for walking forward and you punish the pig for walking backward.

那你就对这头猪向前走的行为给予强化,如果它向后退，你就惩罚它。

耶鲁公开课 - 心理学导论课程节选

Well, you can't adopt the policy of "I'm going to wait for this pig to dance " and when it does I'm going to reinforce it" because it's going to take you a very long time.

那么，你就不能说,“我要等这头猪跳舞,然后再对它进行强化“,因为这会花掉你很长的时间。

耶鲁公开课 - 心理学导论课程节选

So for an example, he argued that the prison system needs to be reformed because instead of focusing on notions of justice and retribution what we should do is focus instead on questions of reinforcing good behaviors and punishing bad ones.

举个例子，他认为监狱体系需要改革,因为人们不应关注公正与赎罪,而应当去关注对良好行为的强化,以及对不良行为的惩罚。

耶鲁公开课 - 心理学导论课程节选