You have chosen 'Nature and Observability of Causal Relations' by Curt Ducasse, 'Letters to De Vries' by Baruch de Spinoza and 'Two Problems for Essentialism' by David M. Armstrong
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 |