[55] As Regards Protoplasm in Relation to Professor Huxley's Essay an the Physical Basis of Life. By Dr. James H. Stirling. See, also, Physiological Anatomy and Physiology of Man, by L. S. Beale; also, The Mystery of Life in Reply to Dr. Gull's Attack on the Theory of Vitality. By L. S. Beale, M. D., 1871.
[56] The address delivered by Sir William Thomson, as President of the British Association at its meeting in Edinburgh, 1871.
[57] The Old Faith and the New. Prefatory Postscript, xxi.
[58] Variation of Plants and Animals under Domestication. New York, 1868, vol. ii. pp. 515, 516.
[59] Proceedings of the American Association for the Advancement of Science. Cambridge, 1873, p. 20.
[60] The Atlantic Monthly for October, 1860. The three articles in the July, August, and October numbers of the Atlantic, on this subject, have been reprinted with the name of Dr. Asa Gray as their author.
[61] Strauss says that as he has arrived at the conclusion that there is no personal God, and no life after death, it would seem to follow that the question, Have we still a religion? "must be answered in the negative." But as he makes the essence of religion to consist in a sense of dependence, and as he felt himself to be helpless in the midst of this whirling universe, he had that much religion left.