Combining Texts

You have chosen 'Letters to Antoine Arnauld' by René Descartes, 'Conspectus libelli (book outline)' by Gottfried Leibniz and 'Lectures on the Philosophy of Right' by Georg W.F.Hegel

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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