In fact, sometimes I think that in so far if there is an ethical difference, it favors the lethal injection.

其实，如果这两种方式的确有伦理上的,差别，那么伦理道德，更倾向于注射死亡。

普林斯顿公开课 - 人性课程节选

Three big favors for three other people.

帮三个人三个大忙。

哈佛公开课 - 幸福课课程节选