Gary is big. Gary is huge. Erin is short. Erin is thin. Harry is smart. Dave is bad. Dave is dull. If someone is not strong then they are bad. If someone is not sad then they are quiet. If someone is smart then they are wealthy. If someone is wealthy and not rough then they are kind. If someone is bad and not strong then they are poor. If someone is short and thin then they are rough. If someone is rough and not wealthy then they are dull. All quiet people are nice. 
Gary is not poor.