Excerpt:He was many inches taller and broader, his skin a clear pink, every limb and muscle molded as though by some master sculptor.The greatest change, though, was in his face. Pollard's homely, good-humored features were gone, replaced by a face whose perfectly-cut features held the stamp of immense intellectual power that shone almost overpoweringly from the dear dark eyes. It was not Pollard who stood before us, I told myself, but a being as far above us as the most advanced man of today is above the troglodyte!He was stepping out of the cube and his voice reached our ears, clear and bell-like, triumphant."You see? It worked as I knew it would work! I'm fifty million years ahead of the rest of humanity in evolutionary....