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