The title of this entry is what came to my mind on reading David Brooks "The Next Culture War", New York Times, 2015-06-30, http://nyti.ms/1JmVd1w.
"Social conservatives are poised to heal broken pieces of society: they should do so rather than continuing to fight battles that are already over."
Rather than give emphasis to the tribal mentality of the Old Testament, wouldn't true Christians follow the "second greatest commandment", to love thy neighbor?