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