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