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