"The debt that we owe to those who have gone before us," says Haycraft (Darwinism and Race Progress, p. 160), "we can only repay to those who come after us."
Mardrus, Les Mille Nuits, vol. xvi, p. 158.
Sidney Webb, Popular Science Monthly, 1906, p. 526 (previously published in the London Times, Oct. 11, 16, 1906). In Ch. IX of the present volume it has already been necessary to discuss the meaning of the term, "morality."