XIX.--Also on a Secret Society, and therefore a Long Chapter, 151 XX.--Continuation of the Former, and also Something about Religious Mysteries, 176 XXI.--Journeys to Königsberg, Stettin, and Berlin, for the purpose of extending my Knowledge of Men, 187 XXII.--Deepest Stage of Misery, and Deliverance, 197 XXIII.--Arrival in Berlin--Acquaintances--Mendelssohn--Desperate Study of Metaphysics--Doubts--Lectures on Locke and Adelung, 210 XXIV.--Mendelssohn--A Chapter devoted to the Memory of a worthy Friend, 221 XXV.--My Aversion at first for Belles Lettres, and my subsequent Conversion--Departure from Berlin--Sojourn in Hamburg--I drown myself in the same way as a bad Actor shoots himself--An old Fool of a Woman falls in Love with me, but her Addresses are rejected, 234 XXVI.--I return to Hamburg--A Lutheran Pastor pronounces me to be a scabby Sheep, and unworthy of Admission into the Christian Fold--I enter the Gymnasium, and frighten the Chief Rabbi out of his Wits, 253 XXVII.--Third journey to Berlin--Frustrated Plan of Hebrew Authorship--Journey to Breslau--Divorce, 265 XXVIII.--Fourth journey to Berlin--Unfortunate circumstances--Help--Study of Kant's Writings--Characteristic of my own Works, 279 CONCLUDING CHAPTER, 290 $/ TRANSLATOR'S PREFACE.