| CHAP. | PAGE | |
|---|---|---|
| Translator's Preface | v | |
| Author's Preface to the Second Edition | xvii | |
| Editor's Preface to the Third Edition | xx | |
| Editor's Preface to the Fourth Edition | xxviii | |
| I. | Introduction | 1 |
| II. | General Survey of the most important views hitherto held concerning the Principle of Sufficient Reason | 6 |
| III. | Insufficiency of the Old and outlines of a New Demonstration | 28 |
| IV. | On the First Class of Objects for the Subject, and that form of the Principle of Sufficient Reason which predominates in it | 31 |
| V. | On the Second Class of Objects for the Subject and that form of the Principle of Sufficient Reason which predominates in it | 114 |
| VI. | On the Third Class of Objects for the Subject and that form of the Principle of Sufficient Reason which predominates in it | 153 |
| VII. | On the Fourth Class of Objects for the Subject, and that form of the Principle of Sufficient Reason which predominates in it | 165 |
| VIII. | General observations and results | 177 |
| Preface to the Second Edition | 193 |
| Editor's Preface to the Third Edition | 213 |
| Editor's Preface to the Fourth Edition | 214 |
| Introduction | 215 |
| Physiology and Pathology | 224 |
| Comparative Anatomy | 252 |
| Physiology of Plants | 281 |
| Physical Astronomy | 305 |
| Linguistic | 322 |
| Animal Magnetism and Magic | 326 |
| Sinology | 359 |
| Reference to Ethics | 372 |
| Conclusion | 378 |