RETURNS TO FRANKFORT 57 HIS BROKEN HEALTH 58 RELATIONS TO HIS FATHER 58 HIS SISTER 60 INTEREST IN RELIGION 61 FRIENDSHIP WITH FRAeULEIN VON KLETTENBERG 62 A MYSTERIOUS MEDICINE 63 EVOLVES A RELIGIOUS CREED 65 INFLUENCE OF FRAeULEIN VON KLETTENBERG 66 INTEREST IN LITERATURE AND ART 67 LESSING AND WIELAND 70 RIPENING POWERS 71 CHAPTER IV GOETHE IN STRASSBURG APRIL, 1770--AUGUST, 1771 SETTLEMENT IN STRASSBURG 75 INFLUENCES OF STRASSBURG 75 CHANGE IN HIS RELIGIOUS FEELINGS 76 MANNER OF LIFE IN STRASSBURG 78 FRIENDSHIP WITH DR. SALZMANN 79 RELATIONS TO JUNG STILLING 83 COMES UNDER THE INFLUENCE OF HERDER 84 YOUNG'S _CONJECTURES ON ORIGINAL COMPOSITION_ 90 ITS INFLUENCE ON GOETHE'S GENIUS 93 FRIEDERIKE BRION 95 HIS RELATIONS TO HER 96 PARTING FROM HER 101 MISCELLANEOUS STUDIES 102 SELF-DISCIPLINE 103 POEMS ADDRESSED TO FRIEDERIKE 105 CHAPTER V FRANKFORT--_GOeTZ VON BERLICHINGEN_ AUGUST, 1771--DECEMBER, 1771 GOETHE'S RETURN TO FRANKFORT 108 CREATIVE PRODUCTIVENESS OF THE PERIOD 108 POET OR ARTIST? 111 MENTAL CONFLICT 112 EPOCHS IN HIS LAST FRANKFORT YEARS 113 HIS SISTER CORNELIA 116 GROWING DISTASTE FOR FRANKFORT 117 DEPRESSION 119 WORSHIP OF SHAKESPEARE 120 _GOeTZ VON BERLICHINGEN_ 121 ITS INFLUENCE ON EUROPEAN LITERATURE 131 CHAPTER VI INFLUENCE OF MERCK AND THE DARMSTADT CIRCLE 1772 FRIENDSHIP WITH MERCK 133 CHARACTER OF MERCK 133 HIS INFLUENCE ON GOETHE 135 THE DARMSTADT CIRCLE 136 ITS INFLUENCE ON GOETHE 136 CAROLINE FLACHSLAND AND GOETHE 137 POEMS OF GOETHE INSPIRED BY THE DARMSTADT CIRCLE 138 _WANDERERS STURMLIED_ 139 _DER WANDERER_ 141 CHAPTER VII WETZLAR AND CHARLOTTE BUFF MAY--SEPTEMBER, 1772