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