Combining Texts

You have chosen 'Objections to 'Meditations' (Fifth)' by Pierre Gassendi, 'Prcis of 'Ruling Passions'' by Simon Blackburn and 'On the Ultimate Origination of Things' by Gottfried Leibniz

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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