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