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