The Ego (n.) is also, essentially, the other's other, and it knows this.
The Ego (n.) is a host to its own specters, a living individual invaded by the ghosts it assembles in one body.
The Ego (n.) is tragically riveted to its own being, so it cannot not be itself even when it ventures toward the other.
The Ego (n.) is at bottom power over the animal: lordship over living things is the very essence of the person.
The Ego (n.) of 'I am,' in Descartes, can present itself only after stripping away all life — its own body viewed as a machine, a corpse.
The Ego (n.) sits on the animal side, imaginary and conscious, while the humanity of the subject lies in the unconscious and the signifier.
The Ego (n.) does not need the word: Kant grants it to any human language that thinks in the first person, even without a word for 'I' — but never to animal signs.