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