You have chosen 'The Roots of Reference' by Willard Quine, 'Rules for the Direction of the Mind' by Ren Descartes and 'Summa totius logicae' by William of Ockham
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 |