Note 352 — Chapter XIII · THE FIRST THREE ULTIMATE QUESTIONS. THE RELATIONS BETWEEN MORALITY, MYSTICISM, PHILOSOPHY, AND RELIGION. MYSTICISM AND THE LIMITS OF HUMAN EXPERIENCE AND KNOWLEDGE. MYSTICISM AND THE NATURE OF EVIL
Reading edition
Ethica, II, def. vi; IV, prop. lxiv et coroll.; ed. Van Vloten et Land, 1895, Vol. I, pp. 73, 225.