that intellectual versatility is the compensation for change, danger, and trouble. An animal perfectly in harmony with its environment is a perfect mechanism. Nature never appeals to intelligence until habit and instinct are useless. There is no intelligence where there is no change and no need of change. Only those animals partake of intelligence that have to meet a huge variety of needs and dangers.
"So, as I see it, the upperworld man had drifted toward his feeble prettiness, and the underworld to mere mechanical industry. But that perfect state had lacked one thing even of mechanical perfection—absolute permanency. Apparently as time went on the feeding of the underworld, however it was effected, had become disjointed. Mother Necessity, who had been staved off for a few thousand years, came back again, and she began below. The underworld, being in contact with machinery which,
