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