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