Erin is strong. Erin is huge. Bob is little. Bob is thin. Dave is kind. Alan is poor. Alan is dull. If someone is not big 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 rough then they are smart. If someone is poor and not big then they are bad. If someone is little and thin then they are rough. If someone is rough and not nice then they are dull. All wealthy people are quiet. 
Alan is not quiet.