12. Then the angels said, 'We have been chosen from heaven to instruct newcomers from the lands of the natural world, since all who come here from there have foolish beliefs about heaven, and even about salvation. Therefore, unless these foolish ideas are dispersed, which is done by lessons, their rational faculty would be shut off. This faculty is above the memory as the result of the reception of the light of heaven, and makes men wise; if it were shut off, men would turn into animals, the only difference being that they could use their external senses to think, and could speak from that kind of thought alone.