“to the people of the second beis hamikdash who were fighting a civil war with each other”
It was anything but civil.
“But what if your built up personality is to be rude and obnoxious?”
Well then we can have a rude and obnoxious thread. Then, anyone who chooses to be that way can feel free to post whatever they like. We can name that thread the “deleted thread” and it will of course have no posts contained in it.