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