Anne is big. Anne is huge. Harry is short. Harry is small. Bob is quiet. Alan is rough. Alan is dull. If someone is not high then they are rough. If someone is not bad then they are kind. If someone is quiet then they are nice. If someone is nice and not poor then they are smart. If someone is rough and not high then they are sad. If someone is short and small then they are poor. If someone is poor and not nice then they are dull. All kind people are wealthy. 
Bob is not smart.