One way to think about Nash equilibria is that they are self-enforcing agreements, so provided that everyone believes that everyone is going to go along with this agreement, then everyone in fact will.

我们可以这样理解纳什均衡,把它们想象成自我实施的协议,假设每个人都相信,大家都会遵守协议,那么大家就都会遵守

耶鲁公开课 - 博弈论课程节选

So basically, we're stuck with this verbal agreement and we both have an incentive to cheat and produce more whatever it is, sugar water.

但不管怎样,在这个口头协议不起作用,我们都有违约,生产更多这种糖水的动机

耶鲁公开课 - 博弈论课程节选