Combining Texts

You have chosen 'Nihilism without Self-Contradiction' by David Liggins, 'Conspectus libelli (book outline)' by Gottfried Leibniz and 'The Individual, the State, and the Common Good' by John Haldane

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All the ideas for Science, or select a subheading:
      A. Basis of Science
      B. Scientific Theories
      C. Induction
      D. Explanation