With apologies to the late standup comic icon Lenny Bruce, one of my heroes, whose timeless autobiography is entitled How to Talk Dirty and Influence People. — When I was new to the business, foul language was still banned in movies. You couldn’t use the S word, much less the F word. Indeed, the writers of MGM’s classic Dr. Erlich’s Magic Bullet, the story of the doctor who found a cure for syphilis, had to battle with…