5593. One spirit is not able to hold conversation with another by means of that speech from ideas and affections, if they are not in like truths and in like affections from truths. For collision immediately occurs, and, indeed, of such a nature that the one must needs be carried away by the other, according to the ideas and their affections. Those who are of differing religion cannot [converse together] at all; neither angels with infernals at all. Such speech is most beautiful in heaven, because it proceeds from the whole angel and from all and every single one of those things which constitute him; because an angel is his own truth and his own good: thus, the speech is of such a form as belongs to angels. They make one. There, is the speech of love and charity. In hell, is the speech of hatred and spite, or the delight of adultery; and this is altogether external without anything internal. Few are in this speech, because there is contrariety: also for the reason that few in the world have thought rationally and spiritually, from truths and goods themselves.