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