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