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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

1139 topics in this forum

  1. How to Be an Objective Consumer of Science [or Expertise in General] (Salmieri)

    By RupeeRoundhouse,
    • 2 replies
    • 723 views

  2. Rand on Discernment of 'That' and 'What'

    By Boydstun,
    • 4 replies
    • 640 views

  3. How many masks do you wear? 1 2 3 4 12

    By Tenderlysharp,
    • 283 replies
    • 18.3k views

  4. How is causality self-evident?

    By RupeeRoundhouse,
    • 24 replies
    • 998 views

  5. An Objectivist on Vacation

    By KyaryPamyu,
    • 16 replies
    • 956 views

  6. Hypothetically, if scientific consensus became that objects do not exist independent of consciousness, could Objectivism stand? 1 2

    By Frank,   
    • 27 replies
    • 1.4k views

  7. At what point is a claim validated as knowledge?

    By RupeeRoundhouse,
    • 4 replies
    • 480 views

  8. 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
    • 2.8k views

  9. 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
    • 577 views

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

    By Frank,
    • 26 replies
    • 1.5k views

  11. Why Direct Perception Puzzles so Many People

    By KyaryPamyu,
    • 3 replies
    • 1.2k views

  12. Anyone know where I can read "Maybe You're Wrong" -Peikoff

    By Mnrchst,
    • 3 replies
    • 2.4k views

  13. Mathematics and Philosophy

    By Boydstun,
    • 6 replies
    • 968 views

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

    By KyaryPamyu,
    • 56 replies
    • 3.3k views

  15. explication of a concept

    By Nemain,
    • 4 replies
    • 502 views

  16. Great Description of Objectivist Metaphysics 1 2 3 4

    By KyaryPamyu,
    • 84 replies
    • 4.5k views

  17. Universals and Measurement

    By Boydstun,
    • 22 replies
    • 3.5k views

  18. Just Shut Up and Think 1 2

    By SpookyKitty,
    • 29 replies
    • 4.2k views

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

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

  20. Fact

    By mike o,
    • 12 replies
    • 976 views

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

    By Frank,
    • 4 replies
    • 899 views

  22. The Problem With Perceiving Entities

    By SpookyKitty,
    • 11 replies
    • 1.1k views

  23. Type-I and Type-II Units

    By SpookyKitty,
    • 2 replies
    • 440 views

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

    By SpookyKitty,
    • 8 replies
    • 1.3k views

  25. Existence and Similarity 1 2 3 4

    By MisterSwig,   
    • 88 replies
    • 6k views
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