Combining Texts

You have chosen 'Nature and Observability of Causal Relations' by Curt Ducasse, 'Constructibility and Mathematical Existence' by Charles Chihara and 'Fact, Fiction and Forecast (4th ed)' by Nelson Goodman

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All the ideas for Social Practice, or select a subheading:
      A. Freedoms
      B. Equalities
      C. Rights
      D. Justice
      E. Policies
      F. Life Issues