[151:2] Cf. § [203].

[152:3] E. g., the system of Fichte. Cf. § [177].

[153:4] See [Chap. XI].

[153:5] Spinoza: On the Improvement of the Understanding. Translation by Elwes, p. 3.

[154:6] Spinoza: Ethics, Part V, Proposition XLII. Translation by Elwes, p. 270.

[155:7] Descartes: Meditations, I. Translation by Veitch, p. 97.

[155:8] Leibniz: New System of the Nature of Substances. Translation by Latta, pp. 299, 300.

[157:9] Burnet: Early Greek Philosophy, p. 42.

[159:10] No little ambiguity attaches to the term "monism" in current usage, because of its appropriation by those who maintain that the universe is unitary and homogeneous in physical terms (cf. § [108]). It should properly be used to emphasize the unity of the world in any terms.

[161:11] Burnet: Op. cit., p. 358.