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