But men are beginning to perceive that all this newly-won power over space and time, this conquest of the forces of nature, this fulfilment of age-old longings, has not increased the amount of pleasure they can obtain in life, has not made them feel any happier. The valid conclusion from this is merely that power over nature is not the only condition of human happiness, just as it is not the only goal of civilization’s efforts, and there is no ground for inferring that its technical progress is worthless
