The only thing you can do to prevent these five deaths is to throw a switch that will divert the trolley onto a side track, where it will kill only one person. When asked what you should do in these circumstances, most people say that you should divert the trolley onto the side track, thus saving a net four lives.
能避免造成五个人死亡的唯一办法就是加入一个道岔，将电车引导到旁边的轨道，如此一来它就只会撞死一个人。当被问到你在这样的情况下会如何做时，大多数人说应该扳道岔，这样可以拯救四条生命。