[1] Delivered as Lowell Lectures in Boston, in March and April 1914.

[2] London and New York, 1912 (“Home University Library”).

[3] The first volume was published at Cambridge in 1910, the second in 1912, and the third in 1913.

[4] Appearance and Reality, pp. 32–33.

[5] Creative Evolution, English translation, p. 41.

[6] Cf. Burnet, Early Greek Philosophy, pp. 85 ff.

[7] Introduction to Metaphysics, p. 1.

[8] Logic, book iii., chapter iii., § 2.

[9] Book iii., chapter xxi., § 3.

[10] Or rather a propositional function.