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