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