For someone who doesn't know his ass from his elbow, given indissolute youth, about how it is that we all are.

It's, "sheer intelligence", by the way; not, "shear".

Squeeze all you can, Jack, out of your writing "for more than 12 years". No self-respecting, intelligent writer -- thinker -- would be caught dead saying that in public, unless an indissolute flack.