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