But if there is no argument, how to do you draw a line at what is "right". With all the varieties of behaviors out there, at one point or another you are gonna have to set up rules. And whenever there are rules, somebody is gonna wanna break em.

It's simplistic to say "don't argue."

And how do you know who is being intolerant? To come to that conclusion, you will have to choose sides, thereby joining the argument in a way.