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