It is, then, the strife of all honorable men and women of the twentieth century to see that in the future competition of the races the survival of the fittest shall mean the triumph of the good, the beautiful, and the true; that we may be able to preserve for future civilization all that is really fine and noble and strong, and not continue to put a premium on greed and imprudence and cruelty.

Ch. IX: Of the Sons of Master and Man - The Souls of Black Folk (1903)