Henry Adams

… “Evolution of mind was altogether another matter and belonged to another science, but whether one traced descent from the shark or the wolf was immaterial even in morals. This matter had been discussed for ages without scientific result. La Fontaine and other fabulists maintained that the wolf, even in morals, stood higher than man; and in view of the late civil war, Adams had doubts of his own on the facts of moral evolution:”
Henry Adams, The Education of Henry Adams