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