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