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