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Objectivism Online Forum

Metaphysics and Epistemology

Discussion of the fundamental nature of reality, the metaphysical nature of man (e.g., free will), and the nature of and means to knowledge

1144 topics in this forum

  1. How is causality self-evident?

    By RupeeRoundhouse,
    • 24 replies
    • 1.1k views

  2. Will AI teach us that Objectivism is correct? 1 2 3

    By happiness,
    • 73 replies
    • 3.9k views

  3. Trying to come up with an argument that demonstrates that to deny the existence of objective reality is also to deny the existence of mind. Can anyone help?

    By Frank,   
    • 7 replies
    • 631 views

  4. How is this statement true? "A consciousness conscious of nothing but itself is a contradiction in terms: before it could identify itself as consciousness, it had to be conscious of something." 1 2 3

    By Frank,   
    • 52 replies
    • 2.9k views

  5. Question About the Epistemology of "Betting" or "Gambling" on a Certainly True Proposition

    By ReasonFirst,
    • 15 replies
    • 1.5k views

  6. Rand and Kant Being Friends 1 2

    By KyaryPamyu,
    • 46 replies
    • 3.7k views

  7. Mathematics and Philosophy

    By Boydstun,
    • 7 replies
    • 1.1k views

  8. Has Any Objectivist Intellectual Discussed This Topic in Depth? 1 2 3

    By KyaryPamyu,
    • 56 replies
    • 3.5k views

  9. explication of a concept

    By Nemain,
    • 4 replies
    • 520 views

  10. Theory of Mind 1 2 3

    By EC,
    • 66 replies
    • 3.1k views

  11. Metaphysical sanction (authorization) for an ethical system vs. Supernatural, Pragmatic, or Biological Sanction

    By The Laws of Biology,
    • 5 replies
    • 583 views

  12. Why Direct Perception Puzzles so Many People

    By KyaryPamyu,
    • 3 replies
    • 1.2k views

  13. Great Description of Objectivist Metaphysics 1 2 3 4

    By KyaryPamyu,
    • 84 replies
    • 4.7k views

  14. Is direct realism tenable? Has it been successfully defended? 1 2

    By Frank,
    • 26 replies
    • 1.6k views

  15. Does Objectivism: the Philosophy of Ayn Rand affirm mind independent existence of the physical world?

    By Frank,
    • 4 replies
    • 916 views

  16. Fact

    By mike o,
    • 12 replies
    • 1k views

  17. The Problem With Perceiving Entities

    By SpookyKitty,
    • 11 replies
    • 1.2k views

  18. Type-I and Type-II Units

    By SpookyKitty,
    • 2 replies
    • 460 views

  19. What Kinds of Infinities Do You Find Philosophically Acceptable and Why?

    By SpookyKitty,
    • 8 replies
    • 1.3k views

  20. Do Algorithmically Non-Trivial Definitions Refute Measurement-Omission Theory?

    By SpookyKitty,
    • 19 replies
    • 1.3k views

  21. Is the afterlife arbitrary? 1 2

    By Severinian,
    • 33 replies
    • 3k views

  22. Some Thoughts on The Arbitrary 1 2 3

    By necrovore,
    • 65 replies
    • 3.6k views

  23. John Dewey on Perception and Conception

    By Boydstun,
    • 10 replies
    • 3k views

  24. Justification: Casual inference vs witness testimony

    By Epistem,
    • 2 replies
    • 756 views

  25. Stephen Hawking's "Black Holes: The Edge of the Universe" show on Netflix

    By NameYourAxioms,
    • 3 replies
    • 952 views
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