Overself is the inner or true self of man, reflecting the divine being and attributes. The Overself is an emanation from the ultimate reality but is neither a division nor a detached fragment of it. It is a ray shining forth but not the sun itself.
-- Notebooks Category 22: Inspiration and the Overself > Chapter 3: The Overself's Presence > # 319
-- Perspectives > Chapter 22: Inspiration and the Overself > # 12