It is the Monad _as Passive_ 162 Space and Time connect the Spiritual and the Sensible 164 Distinction between Space and Time, and Extension and Duration 166 Space and Time are Relations 167 Leibniz's Controversy with Clarke 168 Leibniz denies that Space and Time are Absolute 170 What is the Reality of Sensible Phenomena? 173 It consists (1) In their Regularity 174 (2) In their Dependence upon Intelligence and Will 175 Leibniz and Berkeley 177 CHAPTER IX. Some Fundamental Conceptions. Locke's Account of Substance as Static 179 The Distinction between Reality and Phenomena 180 Leibniz's Conception of Substance as Dynamic 181 His Specific Criticisms upon Locke 182 The Categories of Identity and Difference Locke also explains in a Mechanical Way 183 Leibniz regards them as Internal and as Organic to each other 184 Locke gives a Quantitative Notion of Infinity 188 And hence makes our Idea of it purely Negative 189 Leibniz denies that the True Notion of Infinity is Quantitative 189 He also denies Locke's Account of the Origin of the Indefinite 192 In General, Locke has a Mechanical Idea, Leibniz a Spiritual, of these Categories 193 CHAPTER X. The Nature and Extent of Knowledge. Locke's Definition and Classification of Knowledge 196 Leibniz's Criticism 197 Leibniz, Berkeley, and Kant regarding Knowledge of Objects 198 The Degrees of Knowledge,--Intuitive, Demonstrative, and Sensitive 199 Locke's Contradictory Theories regarding the Origin of Knowledge 202 Locke starts both with the Individual as given to Consciousness and with the Unrelated Sensation 204 Either Theory makes Relations or "Universals" Unreal 205 As to the Extent of Knowledge, that of Identity is Wide, but Trifling 205 That of Real Being includes God, Soul, and Matter, but only as to their Existence 206 And even this at the Expense of contradicting his Definition of Knowledge 206 Knowledge of Co-existence is either Trifling or Impossible 207