The ib is not merely the sun. It is the first thing that ever felt. In Egyptian belief, the heart is the seat of emotion, thought, will, and moral character. It is the ib that speaks against its owner in the Hall of Two Truths, bearing witness to every act, every intention, every moment of the life just lived. The ib cannot lie. A light heart means a virtuous life; a heavy heart means doom. The heart was treated as an entity with its own will, capable of wandering, of speaking, of knowing things the conscious mind did not. "Go, my heart, and fetch my ib to me" — the heart was not a possession. It was a companion, a witness, a second self.
The Heart
The physical and spiritual organ itself — the muscle that beats, the vessel that holds the soul, the entity that Anubis places upon the scales. The heart is not separate from the self. The heart is the self. In Egyptian thought, to say "my heart" is to say "my essence, my truth, my core."
Conscience
The moral center — the faculty that knows right from wrong, that weighs every action against Ma'at, cosmic order. The heart does not forget. The heart does not forgive. It simply knows. In the Hall of Two Truths, it is the heart that testifies. No prayer can deceive it. No spell can silence it.
Seat of Thought
The Egyptians located thought, memory, and will in the heart — not the brain, which they discarded during mummification. The heart was the source of all action, the origin of all intention. "Go, my heart, and fetch my ib to me" — the heart as an autonomous agent, a wanderer, a knower of hidden things.
Life-Pulse
The rhythm that binds body to soul — the heartbeat as the proof of life, the drum that marks the passage of time, the pulse that continues in the afterlife. The heart-scarab amulet was placed over the heart to preserve this pulse, to ensure the ib remained vital and true in the realm beyond.