Benjamin Breckinridge Warfield, On the Antiquity and the Unity of the Human Race (1911)
“ Even some early evolutionists, it is true, played for a time with theories of multiplex times and places where similar lines of development culminated alike in man (Haeckel, Schaffhausen, Caspari, Vogt, Büchner) , and perhaps there is now some sign of the revival of this view; but it is now agreed with practical unanimity that the unity of the human race, in the sense of a common origin, is a necessary corollary of the evolutionary hypothesis, and no voice raised in contradiction of it stands much chance to be heard. ”
