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