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