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