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