Lecture X

Only those men who had purified their bodies in a certain way, who throughout the course of many incarnations had developed such noble etheric and physical bodies that they had completely banished from their souls certain connections with the physical world, who, through their whole disposition, had lived less in that which was of the earth than in that which was not of the earth—only such men were still able to receive into themselves the souls of high Spiritual Beings as they would receive their own soul. So it happened that those into whom Spiritual Beings had entered could not, as it were, descend far enough into physical existence; they therefore held a very unique position in the world.