Philosophi · Concepts

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130 philosophical concepts from 12 thinkers across every tradition

This Week's Highlights· rotates weekly
The Affinity Argument
The Affinity Argument
Plato
Not started
Woman as the Other
Woman as the Other
Simone de Beauvoir
Not started
The Evil Demon
The Evil Demon
René Descartes
Not started
The Function Argument
The Function Argument
Aristotle
Not started
Against Miracles
Against Miracles
David Hume
Not started
The State of Nature
The State of Nature
Thomas Hobbes
Not started
130 concepts
Branch
Acting from Duty
Groundwork of the Metaphysics of Morals
Immanuel Kant
Immanuel Kant
Modern
Ethics
5 min
Against Miracles
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Philosophy of Religion
5 min
Akrasia — Weakness of Will
Nicomachean Ethics
Aristotle
Aristotle
Ancient
Ethics
5 min
Amor Fati — Love of Fate
Meditations
Marcus Aurelius
Marcus Aurelius
Ancient
Ethics
4 min
Autonomy of the Will
Groundwork of the Metaphysics of Morals
Immanuel Kant
Immanuel Kant
Modern
Ethics
4 min
Bad Conscience
On the Genealogy of Morality
Friedrich Nietzsche
Friedrich Nietzsche
Modern
Continental Philosophy
5 min
Bad Faith
Being and Nothingness
Jean-Paul Sartre
Jean-Paul Sartre
Contemporary
Continental Philosophy
5 min
Belief and Probability
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Epistemology
4 min
Catharsis
Poetics
Aristotle
Aristotle
Ancient
Aesthetics
5 min
Clear and Distinct Ideas
Meditations on First Philosophy
René Descartes
René Descartes
Early Modern
Epistemology
4 min
Cogito Ergo Sum
Meditations on First Philosophy
René Descartes
René Descartes
Early Modern
Epistemology
4 min
Common and Heavenly Love
Symposium
Plato
Plato
Ancient
Ethics
4 min
Consent to Fate
Meditations
Marcus Aurelius
Marcus Aurelius
Ancient
Ethics
4 min
Custom and Habit
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Epistemology
4 min
Education and the State
Politics
Aristotle
Aristotle
Ancient
Political Philosophy
5 min
Education and the Turning of the Soul
The Republic
Plato
Plato
Ancient
Epistemology
5 min
Eros and Philosophy
Symposium
Plato
Plato
Ancient
Epistemology
5 min
Eternal Recurrence
Thus Spoke Zarathustra
Friedrich Nietzsche
Friedrich Nietzsche
Modern
Continental Philosophy
5 min
Eudaimonia — The Good Life
Nicomachean Ethics
Aristotle
Aristotle
Ancient
Ethics
6 min
Everything Flows
Fragments
Heraclitus
Heraclitus
Ancient
Metaphysics
5 min
Evil as Privation
Confessions
St Augustine
St Augustine
Ancient
Metaphysics
5 min
Existence Precedes Essence
Being and Nothingness
Jean-Paul Sartre
Jean-Paul Sartre
Contemporary
Continental Philosophy
5 min
Felicity and the Restless Will
Leviathan
Thomas Hobbes
Thomas Hobbes
Early Modern
Ethics
4 min
Freedom and the Moral Law
Groundwork of the Metaphysics of Morals
Immanuel Kant
Immanuel Kant
Modern
Metaphysics
4 min
God is Dead
Thus Spoke Zarathustra
Friedrich Nietzsche
Friedrich Nietzsche
Modern
Philosophy of Religion
5 min
Hamartia
Poetics
Aristotle
Aristotle
Ancient
Ethics
5 min
Hume's Fork
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Epistemology
5 min
Hypothetical and Categorical Imperatives
Groundwork of the Metaphysics of Morals
Immanuel Kant
Immanuel Kant
Modern
Ethics
4 min
Impressions and Ideas
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Epistemology
4 min
Justice — Universal and Particular
Nicomachean Ethics
Aristotle
Aristotle
Ancient
Ethics
6 min
Justice and the Common Good
Politics
Aristotle
Aristotle
Ancient
Political Philosophy
6 min
Justice as Harmony
The Republic
Plato
Plato
Ancient
Ethics
5 min
Liberty and Democracy
Politics
Aristotle
Aristotle
Ancient
Political Philosophy
5 min
Liberty and Necessity
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Metaphysics
5 min
Love and Immortality
Symposium
Plato
Plato
Ancient
Ethics
5 min
Love as Daimōn
Symposium
Plato
Plato
Ancient
Philosophy of Mind
5 min
Man as Political Animal
Politics
Aristotle
Aristotle
Ancient
Political Philosophy
5 min
Master and Slave Morality
On the Genealogy of Morality
Friedrich Nietzsche
Friedrich Nietzsche
Modern
Ethics
6 min
Memento Mori
Meditations
Marcus Aurelius
Marcus Aurelius
Ancient
Ethics
5 min
Memory and the Self
Confessions
St Augustine
St Augustine
Ancient
Philosophy of Mind
5 min
Methodic Doubt
Meditations on First Philosophy
René Descartes
René Descartes
Early Modern
Epistemology
5 min
Mimesis
Poetics
Aristotle
Aristotle
Ancient
Aesthetics
5 min
Mind-Body Dualism
Meditations on First Philosophy
René Descartes
René Descartes
Early Modern
Philosophy of Mind
6 min
Misology: The Hatred of Argument
Phaedo
Plato
Plato
Ancient
Epistemology
4 min
Mitigated Scepticism
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Epistemology
5 min
Necessary Connection
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Metaphysics
5 min
Negative Visualisation
Meditations
Marcus Aurelius
Marcus Aurelius
Ancient
Ethics
4 min
Peripeteia and Anagnorisis
Poetics
Aristotle
Aristotle
Ancient
Aesthetics
5 min
Philosopher Kings
The Republic
Plato
Plato
Ancient
Political Philosophy
6 min
Philosophy as the Practice of Death
Phaedo
Plato
Plato
Ancient
Ethics
6 min
Poetry and the Universal
Poetics
Aristotle
Aristotle
Ancient
Aesthetics
5 min
Practical Wisdom — Phronesis
Nicomachean Ethics
Aristotle
Aristotle
Ancient
Ethics
6 min
Providence and Free Will
The City of God
St Augustine
St Augustine
Ancient
Philosophy of Religion
5 min
Ressentiment
On the Genealogy of Morality
Friedrich Nietzsche
Friedrich Nietzsche
Modern
Continental Philosophy
5 min
Right of Nature and Natural Law
Leviathan
Thomas Hobbes
Thomas Hobbes
Early Modern
Ethics
5 min
Socrates and the Sileni
Symposium
Plato
Plato
Ancient
Ethics
5 min
Socratic Ignorance
Apology
Plato
Plato
Ancient
Epistemology
5 min
Sovereign Power
Leviathan
Thomas Hobbes
Thomas Hobbes
Early Modern
Political Philosophy
5 min
Suffering and the Good Man
The City of God
St Augustine
St Augustine
Ancient
Ethics
4 min
The Affinity Argument
Phaedo
Plato
Plato
Ancient
Metaphysics
5 min
The Allegory of the Cave
The Republic
Plato
Plato
Ancient
Epistemology
6 min
The Allegory of the Sun
The Republic
Plato
Plato
Ancient
Metaphysics
5 min
The Argument from Recollection
Phaedo
Plato
Plato
Ancient
Epistemology
6 min
The Ascetic Ideal
On the Genealogy of Morality
Friedrich Nietzsche
Friedrich Nietzsche
Modern
Philosophy of Religion
6 min
The Association of Ideas
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Philosophy of Mind
4 min
The Beatific Vision
The City of God
St Augustine
St Augustine
Ancient
Philosophy of Religion
5 min
The Bundle Theory of Self
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Philosophy of Mind
4 min
The Categorical Imperative
Groundwork of the Metaphysics of Morals
Immanuel Kant
Immanuel Kant
Modern
Ethics
5 min
The Causes of Revolution
Politics
Aristotle
Aristotle
Ancient
Political Philosophy
6 min
The Contemplative Life
Nicomachean Ethics
Aristotle
Aristotle
Ancient
Ethics
6 min
The Conversion in the Garden
Confessions
St Augustine
St Augustine
Ancient
Ethics
5 min
The Degeneration of Constitutions
The Republic
Plato
Plato
Ancient
Political Philosophy
5 min
The Demiurge
Timaeus
Plato
Plato
Ancient
Metaphysics
6 min
The Dichotomy of Control
Meditations
Marcus Aurelius
Marcus Aurelius
Ancient
Ethics
5 min
The Divided Line
The Republic
Plato
Plato
Ancient
Epistemology
5 min
The Divine Mission of Socrates
Apology
Plato
Plato
Ancient
Ethics
5 min
The Doctrine of the Mean
Nicomachean Ethics
Aristotle
Aristotle
Ancient
Ethics
5 min
The Eternal Fire
Fragments
Heraclitus
Heraclitus
Ancient
Metaphysics
5 min
The Evil Demon
Meditations on First Philosophy
René Descartes
René Descartes
Early Modern
Epistemology
4 min
The Examined Life
Apology
Plato
Plato
Ancient
Ethics
5 min
The Formula of Humanity
Groundwork of the Metaphysics of Morals
Immanuel Kant
Immanuel Kant
Modern
Ethics
5 min
The Function Argument
Nicomachean Ethics
Aristotle
Aristotle
Ancient
Ethics
5 min
The Gadfly of Athens
Apology
Plato
Plato
Ancient
Political Philosophy
4 min
The Geometry of the Elements
Timaeus
Plato
Plato
Ancient
Metaphysics
5 min
The Good Will
Groundwork of the Metaphysics of Morals
Immanuel Kant
Immanuel Kant
Modern
Ethics
4 min
The Household and the Polis
Politics
Aristotle
Aristotle
Ancient
Political Philosophy
5 min
The Impermanence of All Things
Meditations
Marcus Aurelius
Marcus Aurelius
Ancient
Metaphysics
4 min
The Inner Citadel
Meditations
Marcus Aurelius
Marcus Aurelius
Ancient
Ethics
5 min
The Kingdom of Ends
Groundwork of the Metaphysics of Morals
Immanuel Kant
Immanuel Kant
Modern
Political Philosophy
4 min
The Ladder of Beauty
Symposium
Plato
Plato
Ancient
Aesthetics
6 min
The Last Man
Thus Spoke Zarathustra
Friedrich Nietzsche
Friedrich Nietzsche
Modern
Continental Philosophy
4 min
The Limits of the Design Argument
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Philosophy of Religion
5 min
The Logos
Fragments
Heraclitus
Heraclitus
Ancient
Metaphysics
5 min
The Logos — Universal Reason
Meditations
Marcus Aurelius
Marcus Aurelius
Ancient
Ethics
5 min
The Mechanistic Mind
Leviathan
Thomas Hobbes
Thomas Hobbes
Early Modern
Philosophy of Mind
4 min
The Middle Class as Stabiliser
Politics
Aristotle
Aristotle
Ancient
Political Philosophy
5 min
The Myth of Er
The Republic
Plato
Plato
Ancient
Metaphysics
5 min
The Myth of the Other Half
Symposium
Plato
Plato
Ancient
Metaphysics
5 min
The Myth of the True Earth
Phaedo
Plato
Plato
Ancient
Metaphysics
5 min
The Nature of Time
Confessions
St Augustine
St Augustine
Ancient
Metaphysics
5 min
The Noble Lie
The Republic
Plato
Plato
Ancient
Political Philosophy
5 min
The Obstacle Becomes the Way
Meditations
Marcus Aurelius
Marcus Aurelius
Ancient
Ethics
4 min
The Ontological Argument
Meditations on First Philosophy
René Descartes
René Descartes
Early Modern
Philosophy of Religion
5 min
The Order of Peace
The City of God
St Augustine
St Augustine
Ancient
Political Philosophy
5 min
The Origin of Guilt
On the Genealogy of Morality
Friedrich Nietzsche
Friedrich Nietzsche
Modern
Ethics
5 min
The Philosopher and Death
Apology
Plato
Plato
Ancient
Ethics
5 min
The Primacy of Plot
Poetics
Aristotle
Aristotle
Ancient
Aesthetics
5 min
The Problem of Induction
An Enquiry Concerning Human Understanding
David Hume
David Hume
Early Modern
Epistemology
5 min
The Receptacle
Timaeus
Plato
Plato
Ancient
Metaphysics
5 min
The Restless Heart
Confessions
St Augustine
St Augustine
Ancient
Philosophy of Religion
4 min
The Ring of Gyges
The Republic
Plato
Plato
Ancient
Ethics
4 min
The Ship of State
The Republic
Plato
Plato
Ancient
Political Philosophy
4 min
The Six Constitutions
Politics
Aristotle
Aristotle
Ancient
Political Philosophy
5 min
The State of Nature
Leviathan
Thomas Hobbes
Thomas Hobbes
Early Modern
Political Philosophy
5 min
The Superman (Übermensch)
Thus Spoke Zarathustra
Friedrich Nietzsche
Friedrich Nietzsche
Modern
Continental Philosophy
6 min
The Theory of Forms
The Republic
Plato
Plato
Ancient
Metaphysics
5 min
The Three Forms of Friendship
Nicomachean Ethics
Aristotle
Aristotle
Ancient
Ethics
6 min
The Three Metamorphoses
Thus Spoke Zarathustra
Friedrich Nietzsche
Friedrich Nietzsche
Modern
Continental Philosophy
5 min
The Tripartite Soul
The Republic
Plato
Plato
Ancient
Philosophy of Mind
5 min
The Two Cities
The City of God
St Augustine
St Augustine
Ancient
Political Philosophy
5 min
The View from Above
Meditations
Marcus Aurelius
Marcus Aurelius
Ancient
Ethics
4 min
The Wax Argument
Meditations on First Philosophy
René Descartes
René Descartes
Early Modern
Epistemology
5 min
The World-Soul
Timaeus
Plato
Plato
Ancient
Philosophy of Mind
6 min
Time as a Moving Image of Eternity
Timaeus
Plato
Plato
Ancient
Metaphysics
5 min
Virtue and Citizenship
Politics
Aristotle
Aristotle
Ancient
Political Philosophy
5 min
Virtue as Habit
Nicomachean Ethics
Aristotle
Aristotle
Ancient
Ethics
5 min
War is Father of All
Fragments
Heraclitus
Heraclitus
Ancient
Metaphysics
5 min
We Are Made for Each Other
Meditations
Marcus Aurelius
Marcus Aurelius
Ancient
Ethics
4 min
Will to Power
Thus Spoke Zarathustra
Friedrich Nietzsche
Friedrich Nietzsche
Modern
Metaphysics
5 min
Woman as the Other
The Second Sex
Simone de Beauvoir
Simone de Beauvoir
Contemporary
Social Philosophy
5 min
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