Has each of us an alter ego, who can really behave, elsewhere?
It is the care, the management of this house that I have thought of intrusting to you as to an alter ego.
In Achilles, the other self, the alter ego, is the stronger man.
Inversely, the animal is regarded as a double of the man, as his alter ego.
The horse is regarded by the Central Asiatic as his alter ego.