User blog comment:Sprinklemist/Sprink's Fifteenth All-Star/@comment-4239627-20110812025435/@comment-1874924-20110812043832

Within stories, I don't know that official policies have ever been set. I have generally taken movie ratings as a guide. I read somewhere that, in movies, the PG-13 rating allows one--and only one--"f-bomb". More than one, and it gets an R.