You have chosen 'The Value of Science' by Henri Poincaré, 'On Nature Itself (De Ipsa Natura)' by Gottfried Leibniz and 'Sources of Knowledge of Mathematics' by Gottlob Frege
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Political Theory, or select a subheading: |
| A. | Basis of a State | |
| B. | Nature of a State | |
| C. | Ruling a State | |
| D. | Ideologies |