the pages that follow. I know that it means very different things to different people; but that is only because evil always takes advantage of ambiguity. I know it is praised with high professions of idealism and benevolence; with silver-tongued rhetoric about purer motherhood and a happier posterity. But that is only because evil is always flattered, as the Furies were called "The Gracious Ones." I know that it numbers many disciples whose intentions are entirely innocent and humane; and who would be sincerely astonished at my describing it as I do. But that is only because evil always wins through the strength of its splendid dupes; and there has in all ages been a disastrous alliance between abnormal innocence and abnormal sin. Of these who are deceived I shall speak of course as we all do of such instruments; judging them by the good they think they are doing, and not by the evil which they really do. But Eugenics itself does exist for those who have sense enough to see that ideas exist; and Eugenics itself, in large quantities or small, coming quickly or coming slowly, urged from good motives or bad, applied to a thousand people or applied to three, Eugenics itself is a thing no more to be bargained about than poisoning.
It is not really difficult to sum up the essence of Eugenics: though some of the Eugenists seem to be rather vague about it. The movement consists of two parts: a moral basis, which is common to all, and a scheme of social application which varies a good
