Quotes on the ancient origins and hidden depths of Earth

a weird flower of civilization that blossomed ages before the seeds of Egypt were sown.
Dr. Walter T. Goodwin
What is there at the heart of earth? What of that radiant unknown element upon the moon mount Tycho?
Dr. Walter T. Goodwin
We were flashing down to earth heart! And what miracles were hidden there?
Dr. Walter T. Goodwin
Far, far below this place where now we sit, close to earth heart itself were they born.
Lakla
Infinite, infinite are the forms the mother bears and countless are the energies that are part of her.
Lakla
Space: The Moon Pool by A. Merritt