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