[16] P. E. Lucius: Die Therapeuten und ihre Stellung, &c. Strassburg, 1880.
[17] The North American Review, October, 1887.
[18] The Atlantic Monthly, October, 1874.
[19] The Intelligence and Perfectibility of Animals, by C. G. Leroy. Translated into English in 1870. De l'Instinct et l'Intelligence des Animaux, par P. Flourens. Paris, 1864.
[20] It is a mistake to say that the Tasmanians do not use fire.
[21] The Galaxy, December, 1874.
[22] Symposium in the North American Review, May, 1879.
[23] In this brief paper it is not possible even to allude to the objections which have been brought against the doctrine of final causes. For these objections, and the answers to them, I would refer the reader to the work of Janet, before mentioned.
[24] The Christian Examiner, September, 1864.
[25] History of Friedrich the Second, called Frederick the Great, by Thomas Carlyle. In four volumes. Harper and Brothers, 1864.