Evolution and Ethics and Other Essays

And if natural selection, with artificial to help it, will produce better animals and better men than the present, and fit them better to the conditions of existence, why, let it work, say we, to the top of its bent There is still room enough for improvement. Only let us hope that it always works for good: if not, the divergent lines on Darwin’s lithographic diagram of Transmutation made Easy, ominously show what small deviations from the straight path may come to in the end.