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