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