FOOTNOTES:
[2] Data of Ethics, pp. 5 and 6.
[3] Data of Ethics, p. 61.
[4] See "On Mr. Spencer's Unification of Knowledge," Chap. I., ¶ 1, and Chap. III, ¶ 4.
[5] On Mr. Spencer's "Unification of Knowledge," Chap. V.
[6] Data of Ethics, p. 10.
[7] On Mr. Spencer's "Unification of Knowledge," p. 231, et seq.; and see Dr. Bain's reply in "Mind," No. xxxi.