You have chosen 'Law and Authority' by Peter (Pyotr) Kropotkin, 'Groundwork of the Metaphysic of Morals' by Immanuel Kant and 'Frege on Extensions from Concepts' by Tyler Burge
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Thought, or select a subheading: |
| A. | Modes of Thought | |
| B. | Mechanics of Thought | |
| C. | Content | |
| D. | Concepts | |
| E. | Abstraction |