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