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