So, empathy, caring, sympathy don't kick in, but instead there's the aggression unleashed at somebody and there has to be some level of surprise.

所以移情，关怀，同情没有发挥作用，反而是释放了别人的侵略情绪,还必须在一定程度上出人意料。

耶鲁公开课 - 心理学导论课程节选

The fact that I changed the other guy's payoffs didn't matter here.

别人的收益改变了但对我的没有影响

耶鲁公开课 - 博弈论课程节选