Recall you get less of an effect if you have to touch the guy but distance makes it easier for you to kill him.

刚才讲过如果你要碰被电击者，可能性就降低,但隔着距离，你就更容易下手。

耶鲁公开课 - 心理学导论课程节选

If you have to put the guy's hand on it, you're less likely to kill him.

如果你要把被电击者的手放在上面，你电死他的可能性会降低。

耶鲁公开课 - 心理学导论课程节选