One extreme, the metaphysical thesis of eternalism ('sassatavāda'), asserts that the core of human identity is an indestructible and eternal self, whether individual or universal....

Atman means 'eternal self'.

In the 6th century CE it dawned that anatman and sunyata are central Buddhist teachings, which make the postulation of an eternal self problematic.

The prajna-paramita sutras, which emerged from the first century BCE on, reject the idea of an eternal self or underlying essence.

The space between the eternal and "self," is it not a moral doctrine?

Thus, there is nothing with an eternal self or atman, only mutually dependent origination and existence.

In the ocean a man escaped the Industrial Revolution and rediscovered his eternal self, was fully human again.

And so forest surrounds it still, its essence, its eternal self, the long shadow it casts, far out into the Spiral.

The first level is "The despair that is ignorant of being despair or the despairing ignorance of having a self and an eternal self."

The first issue stated "We all seek expression for the ideals that well up from time to time from the deeps of our eternal self".