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