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