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