It is only out of respect for those who are genuinely insulted by such language that I try to avoid it. It can and does often, rightly or wrongly, discredit someone's argument if they rely unduly of profanity to make their point.
For social climbers, image is everything and it seems that that is the way of the world. If you can create the illusion of respectability then it seems you can go far. Perhaps with the advent of social media the obsession with how others see us has entered a new league. I'm sure there are some good things about it like getting in touch with long lost friends or relatives, which arguably could be a blessing or a curse in equal measure.
Finally, my wife swears like a trooper and is one of the most sincere people I've ever met!