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