The film's enduring appeal lies in its sharp, witty dialogue and its refusal to offer easy fixes for its characters' complex problems. As Good as It Gets (1997) - Plot - IMDb
The narrative centers on ( Jack Nicholson ), a successful but misanthropic romance novelist living with severe obsessive-compulsive disorder (OCD). Melvin’s life is a rigid routine of insults and ritualistic behavior until two people—and a very charming dog—force him out of his shell:
( Helen Hunt ): A single mother and the only waitress at Melvin’s favorite diner who has the patience to handle his outbursts while caring for her chronically ill son.