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