Monadology (1930) - Page 11


## PREFACE	ix

## I. INTRODUCTION	3
THE STORY OF THE MONADOLOGYLeibniz's masterwork, which posits that the universe is composed of infinite, simple substances called "monads."	3
THE RELATION OF THE MONADOLOGY TO THE THEODICYLeibniz’s earlier work (1710) which attempts to justify the existence of a good God in a world containing evil.	5
BAYLE’S DICTIONARYThe Dictionnaire Historique et Critique* by Pierre Bayle, an influential work of the early Enlightenment that often challenged religious and philosophical claims.* AND THE ARTICLE “RORARIUS” Hieronymus Rorarius (1485–1556) wrote a treatise arguing that animals possess reason; the discussion of his work in Bayle's dictionary was a major catalyst for Leibniz's own theories on the soul.	9
THE METAPHYSICALMetaphysics is the branch of philosophy that investigates the ultimate nature of reality, existence, and the relationship between mind and matter. PROBLEM OF THE MONADOLOGY	15
A GENERAL SUMMARY OF THE THEORY OF MONADSDerived from the Greek word "monas," meaning unity. For Leibniz, these are the fundamental, indivisible "atoms" of nature, though they are spiritual rather than physical.	18

## II. THE MONADOLOGY	27

## III. LEIBNIZ’S ELUCIDATIONS Detailed explanations or clarifications provided to resolve difficulties in his primary theories.	145
THE ORIGIN OF THE THEORY OF MONADS	145
AN ELUCIDATION CONCERNING THE MONADS	148
ELUCIDATIONS OF THE REFORM OF THE ONTOLOGICAL ARGUMENTA logical proof for the existence of God which argues that because God is defined as the most perfect being, and existence is a perfection, God must necessarily exist.; THE DEFINITION OF MATTER; THE THEORY OF THE PRE-ESTABLISHED HARMONYLeibniz’s solution to the "mind-body problem," suggesting that soul and body do not interact directly but were synchronized by God from the beginning, like two perfectly timed clocks.; THE NATURE OF FREE WILL	153

## IV. SUPPLEMENTARY ESSAYS	171
WHAT IS LIVING AND WHAT IS DEAD IN LEIBNIZ’S MONADOLOGY	171
THE IDEALISMThe philosophical view that reality is fundamentally mental, immaterial, or based on ideas rather than physical substance. OF THE MONADOLOGY	185
LEIBNIZ AND SPINOZABaruch Spinoza was a contemporary philosopher whose "monism" (the idea that only one substance exists) Leibniz spent much of his career arguing against in favor of his "pluralism" of many monads.	205

## INDEX	213