it is like a sailboat in the harbor being given an anchor so that, being made out of earthly things, it can by means of its anchor get in touch again with the earth, the ground from which its wood grew; it can lift its anchor to sail but always at times it can cast its anchor to weather t
Edinger employs the anchor as an archetypal image of the ego’s capacity to reconnect with its ground of being — the Self — while retaining freedom of movement, making it a symbol of the individuation dynamic rather than mere fixation.
, Ego and Archetype: Individuation and the Religious Function of the Psyche, 1972thesis