Bob is big. Bob is strong. Charlie is thin. Charlie is short. Alan is kind. Dave is poor. Dave is sad. If someone is not high then they are poor. If someone is not rough then they are nice. If someone is kind then they are smart. If someone is smart and not dull then they are quiet. If someone is poor and not high then they are bad. If someone is thin and short then they are dull. If someone is dull and not smart then they are sad. All nice people are wealthy. 
Alan is not quiet.