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