In it, we see ample proof that people are willing to cut off their nose to spite their face, often expending scarce resources to punish those who have affronted them.

在这些案例中，我们看到了人们是如何做出损人不利己的事情，他们浪费稀缺的资源仅仅为了惩罚羞辱他们的人。