Lecture XIV
The outlines coloured violet (See Diagram 25) define nothing less than that which lives in the human astral body. If you train your power of judgment, through the study of the ear, for the observation of man, you get a kind of substitute or preliminary apperception for the clairvoyant vision of the astral body. To learn to observe sight is training for the observation of the etheric body. To learn to observe hearing is training for the observation of the astral body.
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