Combining Texts

You have chosen 'On the Conservation of Force' by Hermann von Helmholtz, 'Our Knowledge of the External World' by Bertrand Russell and 'On the analysis of moral judgements' by A.J. Ayer

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All the ideas for Nature of Minds, or select a subheading:
      A. Nature of Mind
      B. Features of Minds
      C. Capacities of Minds