Leaves the Hermitage 289 CHAPTER VIII. MUSIC. General character of Rousseau's aim in music 291 As composer 292 Contest on the comparative merits of French and Italian music 293 Rousseau's Letter on French Music 293 His scheme of musical notation 296 Its chief element 298 Its practical value 299 His mistake 300 Two minor objections 300 CHAPTER IX. VOLTAIRE AND D'ALEMBERT. Position of Voltaire 302 General differences between him and Rousseau 303 Rousseau not the profounder of the two 305 But he had a spiritual element 305 Their early relations 308 Voltaire's poem on the Earthquake of Lisbon 309 Rousseau's wonder that he should have written it 310 His letter to Voltaire upon it 311 Points to the advantages of the savage state 312 Reproduces Pope's general position 313 Not an answer to the position taken by Voltaire 314 Confesses the question insoluble, but still argues 316 Curious close of the letter 318 Their subsequent relations 319 D'Alembert's article on Geneva 321 The church and the theatre 322 Jeremy Collier: Bossuet 323 Rousseau's contention on stage plays 324 Rude handling of commonplace 325 The true answer to Rousseau as to theory of dramatic morality 326 His arguments relatively to Geneva 327 Their meaning 328 Criticism on the Misanthrope 328 Rousseau's contrast between Paris and an imaginary Geneva 329 Attack on love as a poetic theme 332 This letter, the mark of his schism from the party of the philosophers 336 JEAN JACQUES ROUSSEAU Born 1712 Fled from Geneva _March_, 1728 Changes religion at Turin _April_, " With Madame de Warens, including various intervals, until _April_, 1740 Goes to Paris with musical schemes 1741 Secretary at Venice _Spring_, 1743