1920, Edward Carpenter, Pagan and Christian Creeds, New York: Harcourt, Brace and Co., published 1921, page 194:
The learned modern Ethnologists, however, will generally have none of this latter idea. As a rule they delight in representing early peoples as totally destitute of common sense (which is supposed to be a monopoly of us moderns!); and if the Sabbath-arrangement has had any value or use they insist on ascribing this to pure accident, and not to the application of any sane argument or reason.