Dave is strong. Dave is high. Harry is tiny. Harry is thin. Gary is kind. Charlie is rough. Charlie is dull. If someone is not huge then they are rough. If someone is not sad then they are clever. If someone is kind then they are quiet. If someone is quiet and not poor then they are wealthy. If someone is rough and not huge then they are bad. All bad people are small. If someone is tiny and thin then they are poor. If someone is poor and not quiet then they are dull. If someone is dull then they are young. If someone is clever then they are smart. All smart people are nice. All wealthy people are experienced. 
Harry is young.