Lecture XII
This makes comprehensible the varying length of the sojourn in Devachan. When the human being stands at the beginning of his development and has transformed but very little of his etheric body he can only remain in Devachan for quite a short time. The part of the etheric body that is lacking must be replaced for him by the external Devas. When he develops further he sojourns for a progressively longer time in Devachan; thus the time that he spends there increases in proportion to his own development. People, however, who are more advanced sometimes reincarnate earlier for other reasons, for instance, because they are needed in the world.
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