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Part I. Belief: 1. The nature of belief 2. Beliefs as states 3. Belief and language 4. Propositions 5. Concepts and Ideas 6. General beliefs 7. Existential beliefs 8. Further considerations about belief Part II. Truth: 9. Truth Part III: Knowledge. 10. Knowledge entails true belief 11. The infinite regress of reasons 12. Non -inferential knowledge (1) 13. Non-inferential knowledge (2) 14. Inferential and general knowledge 15. Further considerations about knowledge Conclusion Works Referred to Index.
Klein et al. (Thu,) studied this question.