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