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