Light a man a fire, keep him warm for the night.
Light a man ON fire, keep him warm for the rest of his life.
Light a man ON fire, keep him warm for the rest of his life.
go_lately:
light a man's farts on fire, warm his ass and be amused for 2 seconds 
atomic_tiki:
just don't hold the match too close to your butt or you'll singe the hairs