>>213081274 (OP)It's a psychological thing. The mobsters justify their actions by saying that they're doing it for their families. Meanwhile, the 'mother of their children' receives an elevated position; including rules which say that other mobsters can be killed for screwing around with the wife of another mobster.
Put it together, and it becomes this thing where as long as everyone puts on a good front of a happy successful marriage; men are willing to put up with a lot of shit they wouldn't, for women who weren't the mother of their children