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