With  'Close Encounters', simply surviving the opening scenes at Roy and Ronnie Neary's home, with their psycho-children doing as they wish, with no one acting as an adult - Ronnie, presumably, solely a baby-breeder, and Roy the uncontrolled sperm - who doesn't want the script have these wretched people taken away by aliens - forever.  (Did Terri Garr ever get to portray a woman anyone could stand being around).