What Is the Beginning of All Beginnings?

Shelling says in the third draft of this age of the world, that he is going to go beyond all numina. And so what is the abyss of reason, but the beginning of all beginning? The beginnings that we as, you know, Measu calls the ancestral event that we've never experienced and can't cognize. He kind of extracts backwards this moment and allows the content and form of mythos and logos to guide the structure.