237 ideas
| 11300 | Agathon: good [PG] |
| 11301 | Aisthesis: perception, sensation, consciousness [PG] |
| 11302 | Aitia / aition: cause, explanation [PG] |
| 11303 | Akrasia: lack of control, weakness of will [PG] |
| 11304 | Aletheia: truth [PG] |
| 11305 | Anamnesis: recollection, remembrance [PG] |
| 11306 | Ananke: necessity [PG] |
| 11307 | Antikeimenon: object [PG] |
| 11375 | Apatheia: unemotional [PG] |
| 11308 | Apeiron: the unlimited, indefinite [PG] |
| 11376 | Aphairesis: taking away, abstraction [PG] |
| 11309 | Apodeixis: demonstration [PG] |
| 11310 | Aporia: puzzle, question, anomaly [PG] |
| 11311 | Arche: first principle, the basic [PG] |
| 11312 | Arete: virtue, excellence [PG] |
| 11313 | Chronismos: separation [PG] |
| 11314 | Diairesis: division [PG] |
| 11315 | Dialectic: dialectic, discussion [PG] |
| 11316 | Dianoia: intellection [cf. Noesis] [PG] |
| 11317 | Diaphora: difference [PG] |
| 11318 | Dikaiosune: moral goodness, justice [PG] |
| 11319 | Doxa: opinion, belief [PG] |
| 11320 | Dunamis: faculty, potentiality, capacity [PG] |
| 11321 | Eidos: form, idea [PG] |
| 11322 | Elenchos: elenchus, interrogation [PG] |
| 11323 | Empeiron: experience [PG] |
| 11324 | Energeia: employment, actuality, power? [PG] |
| 11325 | Enkrateia: control [PG] |
| 11326 | Entelecheia: entelechy, having an end [PG] |
| 11327 | Epagoge: induction, explanation [PG] |
| 11328 | Episteme: knowledge, understanding [PG] |
| 11329 | Epithumia: appetite [PG] |
| 11330 | Ergon: function [PG] |
| 11331 | Eristic: polemic, disputation [PG] |
| 11332 | Eros: love [PG] |
| 11333 | Eudaimonia: flourishing, happiness, fulfilment [PG] |
| 11334 | Genos: type, genus [PG] |
| 11335 | Hexis: state, habit [PG] |
| 11336 | Horismos: definition [PG] |
| 11337 | Hule: matter [PG] |
| 11338 | Hupokeimenon: subject, underlying thing [cf. Tode ti] [PG] |
| 11339 | Kalos / kalon: beauty, fineness, nobility [PG] |
| 11340 | Kath' hauto: in virtue of itself, essentially [PG] |
| 11341 | Kinesis: movement, process [PG] |
| 11342 | Kosmos: order, universe [PG] |
| 11343 | Logos: reason, account, word [PG] |
| 11344 | Meson: the mean [PG] |
| 11345 | Metechein: partaking, sharing [PG] |
| 11377 | Mimesis: imitation, fine art [PG] |
| 11346 | Morphe: form [PG] |
| 11347 | Noesis: intellection, rational thought [cf. Dianoia] [PG] |
| 11348 | Nomos: convention, law, custom [PG] |
| 11349 | Nous: intuition, intellect, understanding [PG] |
| 11350 | Orexis: desire [PG] |
| 11351 | Ousia: substance, (primary) being, [see 'Prote ousia'] [PG] |
| 11352 | Pathos: emotion, affection, property [PG] |
| 11353 | Phantasia: imagination [PG] |
| 11354 | Philia: friendship [PG] |
| 11355 | Philosophia: philosophy, love of wisdom [PG] |
| 11356 | Phronesis: prudence, practical reason, common sense [PG] |
| 11357 | Physis: nature [PG] |
| 11358 | Praxis: action, activity [PG] |
| 11359 | Prote ousia: primary being [PG] |
| 11360 | Psuche: mind, soul, life [PG] |
| 11361 | Sophia: wisdom [PG] |
| 11362 | Sophrosune: moderation, self-control [PG] |
| 11363 | Stoicheia: elements [PG] |
| 11364 | Sullogismos: deduction, syllogism [PG] |
| 11365 | Techne: skill, practical knowledge [PG] |
| 11366 | Telos: purpose, end [PG] |
| 11367 | Theoria: contemplation [PG] |
| 11368 | Theos: god [PG] |
| 11369 | Ti esti: what-something-is, essence [PG] |
| 11370 | Timoria: vengeance, punishment [PG] |
| 11371 | To ti en einai: essence, what-it-is-to-be [PG] |
| 11372 | To ti estin: essence [PG] |
| 11373 | Tode ti: this-such, subject of predication [cf. hupokeimenon] [PG] |
| 11461 | 323 (roughly): Euclid wrote 'Elements', summarising all of geometry [PG] |
| 11390 | 1000 (roughly): Upanishads written (in Sanskrit); religious and philosophical texts [PG] |
| 11391 | 750 (roughly): the Book of Genesis written by Hebrew writers [PG] |
| 11392 | 586: eclipse of the sun on the coast of modern Turkey was predicted by Thales of Miletus [PG] |
| 11395 | 570: Anaximander flourished in Miletus [PG] |
| 11396 | 563: the Buddha born in northern India [PG] |
| 11398 | 540: Lao Tzu wrote 'Tao Te Ching', the basis of Taoism [PG] |
| 11400 | 529: Pythagoras created his secretive community at Croton in Sicily [PG] |
| 11403 | 500: Heraclitus flourishes at Ephesus, in modern Turkey [PG] |
| 11404 | 496: Confucius travels widely, persuading rulers to be more moral [PG] |
| 11408 | 472: Empedocles persuades his city (Acragas in Sicily) to become a democracy [PG] |
| 11412 | 450 (roughly): Parmenides and Zeno visit Athens from Italy [PG] |
| 11414 | 445: Protagoras helps write laws for the new colony of Thurii [PG] |
| 11417 | 436 (roughly): Anaxagoras is tried for impiety, and expelled from Athens [PG] |
| 11535 | 170 (roughly): Marcus Aurelius wrote his private stoic meditations [PG] |
| 11537 | -200 (roughly): Sextus Empiricus wrote a series of books on scepticism [PG] |
| 11541 | 263: Porphyry began to study with Plotinus in Rome [PG] |
| 11545 | 310: Christianity became the official religion of the Roman empire [PG] |
| 11549 | 387: Ambrose converts Augustine to Christianity [PG] |
| 11555 | 523: Boethius imprisoned at Pavia, and begins to write [PG] |
| 11557 | 529: the emperor Justinian closes all the philosophy schools in Athens [PG] |
| 11421 | 427: Gorgias visited Athens as ambassador for Leontini [PG] |
| 11425 | 399: Socrates executed (with Plato absent through ill health) [PG] |
| 11432 | 387 (roughly): Plato returned to Athens, and founded the Academy [PG] |
| 11433 | 387 (roughly): Aristippus the Elder founder a hedonist school at Cyrene [PG] |
| 11440 | 367: the teenaged Aristotle came to study at the Academy [PG] |
| 11443 | 360 (roughly): Diogenes of Sinope lives in a barrel in central Athens [PG] |
| 11445 | 347: death of Plato [PG] |
| 11454 | 343: Aristotle becomes tutor to 13 year old Alexander (the Great) [PG] |
| 11456 | 335: Arisotle founded his school at the Lyceum in Athens [PG] |
| 11459 | 330 (roughly): Chuang Tzu wrote his Taoist book [PG] |
| 11465 | 322: Aristotle retired to Chalcis, and died there [PG] |
| 11468 | 307 (roughly): Epicurus founded his school at the Garden in Athens [PG] |
| 11470 | 301 (roughly): Zeno of Citium founded Stoicism at the Stoa Poikile in Athens [PG] |
| 11483 | 261: Cleanthes replaced Zeno as head of the Stoa [PG] |
| 11486 | 229 (roughly): Chrysippus replaced Cleanthes has head of the Stoa [PG] |
| 11492 | 157 (roughly): Carneades became head of the Academy [PG] |
| 11509 | 85: most philosophical activity moves to Alexandria [PG] |
| 11513 | 78: Cicero visited the stoic school on Rhodes [PG] |
| 11516 | 60 (roughly): Lucretius wrote his Latin poem on epicureanism [PG] |
| 11528 | 65: Seneca forced to commit suicide by Nero [PG] |
| 11531 | 80: the discourses of the stoic Epictetus are written down [PG] |
| 11564 | 1090: Anselm publishes his proof of the existence of God [PG] |
| 11558 | 622 (roughly): Mohammed writes the Koran [PG] |
| 11559 | 642: Arabs close the philosophy schools in Alexandria [PG] |
| 11560 | 910 (roughly): Al-Farabi wrote Arabic commentaries on Aristotle [PG] |
| 11562 | 1015 (roughly): Ibn Sina (Avicenna) writes a book on Aristotle [PG] |
| 11566 | 1115: Abelard is the chief logic teacher in Paris [PG] |
| 11573 | 1166: Ibn Rushd (Averroes) wrote extensive commentaries on Aristotle [PG] |
| 11581 | 1266: Aquinas began writing 'Summa Theologica' [PG] |
| 11586 | 1280: after his death, the teaching of Aquinas becomes official Dominican doctrine [PG] |
| 11591 | 1328: William of Ockham decides the Pope is a heretic, and moves to Munich [PG] |
| 17916 | 1347: the Church persecutes philosophical heresies [PG] |
| 11593 | 1470: Marsilio Ficino founds a Platonic Academy in Florence [PG] |
| 11596 | 1513: Machiavelli wrote 'The Prince' [PG] |
| 11599 | 1543: Copernicus publishes his heliocentric view of the solar system [PG] |
| 11601 | 1580: Montaigne publishes his essays [PG] |
| 11607 | 1600: Giordano Bruno was burned at the stake in Rome [PG] |
| 11613 | 1619: Descartes's famous day of meditation inside a stove [PG] |
| 11614 | 1620: Bacon publishes 'Novum Organum' [PG] |
| 11619 | 1633: Galileo convicted of heresy by the Inquisition [PG] |
| 11623 | 1641: Descartes publishes his 'Meditations' [PG] |
| 11626 | 1650: death of Descartes, in Stockholm [PG] |
| 11627 | 1651: Hobbes publishes 'Leviathan' [PG] |
| 11633 | 1662: the Port Royal Logic is published [PG] |
| 11634 | 1665: Spinoza writes his 'Ethics' [PG] |
| 11643 | 1676: Leibniz settled as librarian to the Duke of Brunswick [PG] |
| 11649 | 1687: Newton publishes his 'Principia Mathematica' [PG] |
| 11652 | 1690: Locke publishes his 'Essay' [PG] |
| 11654 | 1697: Bayle publishes his 'Dictionary' [PG] |
| 11659 | 1713: Berkeley publishes his 'Three Dialogues' [PG] |
| 11666 | 1734: Voltaire publishes his 'Philosophical Letters' [PG] |
| 11667 | 1739: Hume publishes his 'Treatise' [PG] |
| 11675 | 1762: Rousseau publishes his 'Social Contract' [PG] |
| 11682 | 1781: Kant publishes his 'Critique of Pure Reason' [PG] |
| 11683 | 1785: Reid publishes his essays defending common sense [PG] |
| 11687 | 1798: the French Revolution [PG] |
| 11694 | 1807: Hegel publishes his 'Phenomenology of Spirit' [PG] |
| 11701 | 1818: Schopenhauer publishes his 'World as Will and Idea' [PG] |
| 11710 | 1840: Kierkegaard is writing extensively in Copenhagen [PG] |
| 11713 | 1843: Mill publishes his 'System of Logic' [PG] |
| 11715 | 1848: Marx and Engels publis the Communist Manifesto [PG] |
| 11717 | 1859: Darwin publishes his 'Origin of the Species' [PG] |
| 11721 | 1861: Mill publishes 'Utilitarianism' [PG] |
| 11724 | 1867: Marx begins publishing 'Das Kapital' [PG] |
| 22002 | Wolff's version of Leibniz dominated mid-18th C German thought [Pinkard] |
| 22021 | Romantics explored beautiful subjectivity, and the re-enchantment of nature [Pinkard] |
| 22010 | The combination of Kant and the French Revolution was an excited focus for German philosophy [Pinkard] |
| 22036 | In Hegel's time naturalism was called 'Spinozism' [Pinkard] |
| 11733 | 1879: Peirce taught for five years at Johns Hopkins University [PG] |
| 17907 | 1879: Frege invents predicate logic [PG] |
| 17909 | 1892: Frege's essay 'Sense and Reference' [PG] |
| 17908 | 1884: Frege publishes his 'Foundations of Arithmetic' [PG] |
| 11735 | 1885: Nietzsche completed 'Thus Spake Zarathustra' [PG] |
| 17911 | 1888: Dedekind publishes axioms for arithmetic [PG] |
| 11740 | 1890: James published 'Principles of Psychology' [PG] |
| 11742 | 1895 (roughly): Freud developed theories of the unconscious [PG] |
| 11745 | 1900: Husserl began developing Phenomenology [PG] |
| 17917 | 1953: Wittgenstein's 'Philosophical Investigations' [PG] |
| 17919 | 1956: Place proposed mind-brain identity [PG] |
| 11804 | 1962: Kuhn's 'Structure of Scientific Revolutions' [PG] |
| 17921 | 1967: Putnam proposed functionalism of the mind [PG] |
| 11808 | 1971: Rawls's 'A Theory of Justice' [PG] |
| 11810 | 1972: Kripke publishes 'Naming and Necessity' [PG] |
| 11813 | 1975: Singer publishes 'Animal Rights' [PG] |
| 17920 | 1975: Putnam published his Twin Earth example [PG] |
| 11820 | 1986: David Lewis publishes 'On the Plurality of Worlds' [PG] |
| 11746 | 1903: Moore published 'Principia Ethica' [PG] |
| 11747 | 1904: Dewey became professor at Columbia University [PG] |
| 17910 | 1908: Zermelo publishes axioms for set theory [PG] |
| 11752 | 1910: Russell and Whitehead begin publishing 'Principia Mathematica' [PG] |
| 11756 | 1912: Russell meets Wittgenstein in Cambridge [PG] |
| 11762 | 1921: Wittgenstein's 'Tractatus' published [PG] |
| 11765 | 1927: Heidegger's 'Being and Time' published [PG] |
| 11768 | 1930: Frank Ramsey dies at 27 [PG] |
| 11770 | 1931: Gödel's Incompleteness Theorems [PG] |
| 11773 | 1933: Tarski's theory of truth [PG] |
| 11783 | 1942: Camus published 'The Myth of Sisyphus' [PG] |
| 11784 | 1943: Sartre's 'Being and Nothingness' [PG] |
| 11787 | 1945: Merleau-Ponty's 'Phenomenology of Perception' [PG] |
| 17918 | 1947: Carnap published 'Meaning and Necessity' [PG] |
| 11794 | 1950: Quine's essay 'Two Dogmas of Empiricism' [PG] |
| 4465 | Note that "is" can assert existence, or predication, or identity, or classification [PG] |
| 4686 | Fallacies are errors in reasoning, 'formal' if a clear rule is breached, and 'informal' if more general [PG] |
| 7415 | Question-begging assumes the proposition which is being challenged [PG] |
| 7414 | What is true of a set is also true of its members [PG] |
| 6696 | The Ad Hominem Fallacy criticises the speaker rather than the argument [PG] |
| 4687 | Minimal theories of truth avoid ontological commitment to such things as 'facts' or 'reality' [PG] |
| 17925 | Showing a disproof is impossible is not a proof, so don't eliminate double negation [Colyvan] |
| 17926 | Rejecting double negation elimination undermines reductio proofs [Colyvan] |
| 17924 | Excluded middle says P or not-P; bivalence says P is either true or false [Colyvan] |
| 17929 | Löwenheim proved his result for a first-order sentence, and Skolem generalised it [Colyvan] |
| 17930 | Axioms are 'categorical' if all of their models are isomorphic [Colyvan] |
| 6516 | Monty Hall Dilemma: do you abandon your preference after Monty eliminates one of the rivals? [PG] |
| 17928 | Ordinal numbers represent order relations [Colyvan] |
| 17923 | Intuitionists only accept a few safe infinities [Colyvan] |
| 17941 | Infinitesimals were sometimes zero, and sometimes close to zero [Colyvan] |
| 17922 | Reducing real numbers to rationals suggested arithmetic as the foundation of maths [Colyvan] |
| 17936 | Transfinite induction moves from all cases, up to the limit ordinal [Colyvan] |
| 17940 | Most mathematical proofs are using set theory, but without saying so [Colyvan] |
| 17931 | Structuralism say only 'up to isomorphism' matters because that is all there is to it [Colyvan] |
| 17932 | If 'in re' structures relies on the world, does the world contain rich enough structures? [Colyvan] |
| 24054 | Everything has a probability, something will happen, and probabilities add up [PG] |
| 3875 | If reality is just what we perceive, we would have no need for a sixth sense [PG] |
| 22048 | Idealism is the link between reason and freedom [Pinkard] |
| 3876 | If my team is losing 3-1, I have synthetic a priori knowledge that they need two goals for a draw [PG] |
| 17943 | Probability supports Bayesianism better as degrees of belief than as ratios of frequencies [Colyvan] |
| 17939 | Mathematics can reveal structural similarities in diverse systems [Colyvan] |
| 17938 | Mathematics can show why some surprising events have to occur [Colyvan] |
| 17934 | Proof by cases (by 'exhaustion') is said to be unexplanatory [Colyvan] |
| 17933 | Reductio proofs do not seem to be very explanatory [Colyvan] |
| 17935 | If inductive proofs hold because of the structure of natural numbers, they may explain theorems [Colyvan] |
| 17942 | Can a proof that no one understands (of the four-colour theorem) really be a proof? [Colyvan] |
| 17937 | Mathematical generalisation is by extending a system, or by abstracting away from it [Colyvan] |
| 7734 | Maybe a mollusc's brain events for pain ARE of the same type (broadly) as a human's [PG] |
| 7735 | Maybe a frog's brain events for fear are functionally like ours, but not phenomenally [PG] |
| 3877 | Utilitarianism seems to justify the discreet murder of unhappy people [PG] |
| 6126 | Life is Movement, Respiration, Sensation, Nutrition, Excretion, Reproduction, Growth (MRS NERG) [PG] |
| 3874 | How could God know there wasn't an unknown force controlling his 'free' will? [PG] |
| 3873 | An omniscient being couldn't know it was omniscient, as that requires information from beyond its scope of knowledge [PG] |