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