Combining Texts

You have chosen 'The Evolution of Modern Metaphysics' by A.W. Moore, 'Preface to Universal Characteristic' by Gottfried Leibniz and 'Against the Logicians (two books)' by Sextus Empiricus

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All the ideas for Natural Theory, or select a subheading:
      A. Speculations on Nature
      B. Natural Kinds
      C. Causation
      D. Laws of Nature