Anne is big. Anne is high. Gary is short. Gary is thin. Fiona is kind. Alan is sad. Alan is rough. If someone is not huge then they are sad. If someone is not dull then they are smart. If someone is kind then they are wealthy. If someone is wealthy and not poor then they are nice. If someone is sad and not huge then they are bad. If someone is short and thin then they are poor. If someone is poor and not wealthy then they are rough. All smart people are quiet. 
Alan is quiet.