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Karl Popper

Karl Popper

17 books

philosophy

What they argue

Karl Popper is a philosopher who explores the nature of knowledge, the limits of human reasoning, and the structures of free societies. He works across the territories of the philosophy of science, political theory, and the biological basis of the human mind.

  1. The Problem of Induction

    It is logically impossible to derive a universal rule from a finite set of specific observations. This means that experience alone cannot provide absolute certainty, as the past does not guarantee the future.

    From Conjectures and refutations (book)

    • A related idea Nassim Nicholas Taleb — The Problem of InductionThis is the belief that because something happened in the past, it will happen in the future. Taleb argues that in complex systems, the past is often a poor predictor…Dynamic hedging
    • A related idea Ludwig Wittgenstein — The Problem of the GivenThis refers to the naive assumption that we can perceive the world directly without any prior conceptual framework. Wittgenstein argues that we perceive the world…Bemerkungen über die Farben

  2. Falsificationism

    Scientific knowledge is not a collection of proven truths but a set of bold conjectures that have survived rigorous attempts at falsification. The strength of a theory is determined by its ability to withstand attempts to prove it wrong.

    From Conjectures and refutations (book)

    • Says much the same Gemma Spake — The Falsifiability TestTo determine if a psychological theory is actually scientific, one must identify the specific behavior the theory predicts. This serves as a critique of psychoanalytic…454. The oedipus complex

  3. The Open vs. Closed Society

    An Open Society allows individuals to criticize government and social norms, while a Closed Society is dominated by a single ideology that claims a monopoly on truth. The greatest threat to freedom is the 'Closed' logic of attempting to perfect society through a master plan.

    From After The Open Society (book)

  4. The Principle of Criticism

    A free society is preserved only through the ability to challenge any authority, including the state and prevailing ideologies. Any social policy or ideology must be open to public scrutiny rather than being treated as dogma.

    From The Open Society and Its Enemies (book)

    • Pushes the other way Terry Eagleton — The Myth of Neutrality in CriticismNo critic can stand 'outside' of a text to observe it objectively. All criticism is rooted in a specific ideological position and the underlying conditions of language…Literary theory

  5. The Rejection of Historicism

    Historicism is the false belief that human history follows objective, autonomous laws of development similar to the laws of physics. Human history is actually a series of contingent events where the future remains open and depends on conscious human choices.

    From The Poverty of Historicism (book)

    • Says much the same Albert Camus — The Logic of HistoryThis is the seductive belief that history has a predetermined destiny or linear progression toward a utopian goal. Camus argues against this because it can lead to the…Lettres à un ami allemand

  6. Knowledge as Problem-Solving

    The human mind is a problem-solving machine that projects a mental model of the world to predict and navigate an unpredictable environment. Knowledge is a proactive, creative activity where we identify problems and propose bold conjectures to solve them.

    From All Life is Problem Solving (book)

    • A related idea Marvin Minsky — The Machine of the MindThe mind is a set of internal representations and procedures, and true education is the process of building this internal machinery. Learning is not the passive…Inventive Minds: Marvin Minsky on Education (The MIT Press)
    • A related idea Simon Baron-Cohen — Theory of Mind as the Cornerstone of Human IntelligenceHuman intelligence is fundamentally social, and our greatest evolutionary triumph is the ability to model the internal lives of others. While other animals can perform…Understanding other minds

  7. The Critique of the Spectator Theory of Knowledge

    The spectator theory of knowledge is the mistaken belief that the mind is a neutral mirror reflecting a pre-existing reality. Instead, knowledge is a biological activity where the human mind acts as a creative agent interacting with objective constraints.

    From Knowledge and the Body-Mind Problem (book)

Every idea names the summary it came from. Written by a local model from this mind’s own work, never from memory.

Books 14

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