"Human evolution is the evolution of the Thinker... At first, as little conscious as a baby’s earthly body, he almost slept through life after life, till the experiences playing on him from without awakened some of his latent forces into activity; but gradually he assumed more and more part in the direction of his life, until, with manhood reached, he took his life into his own hands, and an ever-increasing control over his future destiny. p. 131"