At some point in the past a Homo Sapien, possibly a savant, looked up from the business of survival and cast their eyes across a glacial lake to see the sun rising beyond a mountain of white ice and wondered, without language, who am I.

We are still seeking that answer. Some think they know.

__________________
(By the way, I hate it that so many papers in the areas of planetary science and geology are not easily available to the dreaded "non-subscribers". It is like they are screaming at me: "YOU CAN'T HANDLE THE TRUTH". Good, I feel better now.)

"Quaerendo inventis"