“Oh, that’s real mature!” Once kids start sticking their tongues out at each other, any helpful part of the conversation is over, and you can be pretty sure that whatever disagreement they’re having isn’t going to come to a constructive conclusion. That’s usefully when a parent steps in and calls time-out. And it’s almost what the apostle is calling for here in 1 Corinthians. What he does, instead, is actually even better.