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