At the bottom of every dell we found little homesteads embosomed in wild brush and vines wherever the recession of the hills left patches of arable ground.

All this is a voluntary dream, a temporary recession from the realities of life to airy fictions; and habitual subjection of reason to fancy.

A culture level, to be effective in the present predicament of a human race (oscillating uneasily between the possibility of social advance and the probability of recession into another Dark Age of ignorance, superstition and social stagnation), must include certain essential elements.