The fifth member of the human being, formed when the I consciously transmutes the astral body into a vessel for spirit.
Spirit-Self (German Geistselbst, theosophical Manas) is the fifth member of the human being in Rudolf Steiner's anthropology and the first of the three spiritual members above the I. Steiner names seven members in total: physical body, etheric body, astral body, I, and then Spirit-Self, Life-Spirit, and Spirit-Man as future spiritual developments. Spirit-Self appears as the astral body purified and ruled by the I.
In Steiner's Own Words
The spirit develops the "I" from within, outwards; the mineral world develops it from without, inwards. The spirit forming an "I" and living as "I" will be called Spirit-self, because it manifests as the "I," or ego, or "self" of man. The difference between the "Spirit-self" and the "consciousness-soul" can be made clear in the following way. The consciousness-soul is in touch with the self-existent truth which is independent of all antipathy and sympathy; the Spirit-self bears within it the same truth, but taken up into and enclosed by the "I," individualised by the latter and absorbed into the independent being of the man. It is through the eternal truth becoming thus individualised and bound up into one being with the "I," that the "I" itself attains to eternity.
What it Means Today
Spirit-Self is best read inside the higher-member anthropology Steiner set out in Theosophy and refined in Occult Science. The lower fourfold (physical, etheric, astral, I) describes what a human being already is. The upper triad (Spirit-Self, Life-Spirit, Spirit-Man) describes what the I begins to build out of itself through conscious inner work. Spirit-Self is the first of those upper members, and the only one that becomes accessible during ordinary post-Atlantean development. It is not given. It is made, by the I, from the substance of the astral body.
What that work looks like in practice is the slow conversion of unwatched instinct, desire and craving into ruled inner life. When an impulse passes through the I and returns shaped by thinking, feeling, and willing rather than driving them, that fraction of the astral body has been transmuted. Steiner is precise about the mechanism: the astral body becomes two-fold, one part still wild, one part Spirit-Self. The proportion shifts across a lifetime and across incarnations. This is why Steiner places the full unfolding of Spirit-Self in the sixth post-Atlantean cultural epoch, not in the present one. We are at the beginning of the work, not the end of it. Anthroposophic moral training, the six exercises, the meditative review of the day: these are the concrete techniques for moving even one degree along that path.
Where to Read More
- Theosophy, GA 9
- Occult Science, an Outline, GA 13
- Buy Theosophy from SteinerBooks
- The Threshold of the Spiritual World by Rudolf Steiner: A Way of Self-Knowledge
- Inner Work: A Complete Guide to Psychological and Spiritual Self-Development
- How to Ground Yourself Spiritually: Quick Techniques for Any Moment