Prometheus, or, biology and the advancement of man / by H.S. Jennings.

  • Herbert Spencer Jennings
Date:
[1925]
Catalogue details

Licence: Attribution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0)

Credit: Prometheus, or, biology and the advancement of man / by H.S. Jennings. Source: Wellcome Collection.

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    THE ADVANCEMENT OF MAN variety ; of yielding the extremes of diversity at any one time ; of inducing most thorough-gorag and continuous changes as generations pass. Personi¬ fied nature might well be held to abhor uniformity and constancy, for the higher organisms. Is there no way by which the Eugeni- cist can circumvent this propensity of nature ? Is there no way to substitute uniform excellence for extreme and heterogeneous variety ? Quite aside from the difficulty of getting agreement as to the human type that is to prevail, the enterprise is extremely difficult even from a merely technical standpoint. But a certain amount of effect could be produced by operating on statistical principles. While it is not certain that given superior parents will produce superior [91]