(Treatise on the Emendation of the Intellect) by Baruch Spinoza [Benedict de Spinoza] Translated by R. H. M. Elwes TABLE OF CONTENTS: 1 On the Improvement of the Understanding 3 Of the ordinary objects of men's desires 12 Of the true and final good 17 Certain rules of life 19 Of the four modes of perception 25 Of the best mode of perception 33 Of the instruments of the intellect, or true ideas 43 Answers to objections First part of method: 50 Distinction of true ideas from fictitious ideas 64 An