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