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