63 ideas
7500 | Early Greeks cared about city and companions; later Greeks concentrated on the self [Foucault] |
15045 | The big issue since the eighteenth century has been: what is Reason? Its effect, limits and dangers? [Foucault] |
7426 | Critical philosophy is what questions domination at every level [Foucault] |
7423 | Philosophy and politics are fundamentally linked [Foucault] |
15038 | Structuralism systematically abstracted the event from sciences, and even from history [Foucault] |
7420 | When logos controls our desires, we have actually become the logos [Foucault] |
21945 | Foucault originally felt that liberating reason had become an instrument of domination [Foucault, by Gutting] |
13252 | Some truths have true negations [Beall/Restall] |
15044 | 'Truth' is the procedures for controlling which statements are acceptable [Foucault] |
15042 | Truth doesn't arise from solitary freedom, but from societies with constraints [Foucault] |
13247 | A truthmaker is an object which entails a sentence [Beall/Restall] |
10688 | 'Equivocation' is when terms do not mean the same thing in premises and conclusion [Beall/Restall] |
13249 | (∀x)(A v B) |- (∀x)A v (∃x)B) is valid in classical logic but invalid intuitionistically [Beall/Restall] |
13242 | It's 'relevantly' valid if all those situations make it true [Beall/Restall] |
13243 | Excluded middle must be true for some situation, not for all situations [Beall/Restall] |
13245 | Relevant consequence says invalidity is the conclusion not being 'in' the premises [Beall/Restall] |
13246 | Relevant logic does not abandon classical logic [Beall/Restall] |
13254 | A doesn't imply A - that would be circular [Beall/Restall] |
13255 | Relevant logic may reject transitivity [Beall/Restall] |
13250 | Free logic terms aren't existential; classical is non-empty, with referring names [Beall/Restall] |
13235 | Logic studies consequence; logical truths are consequences of everything, or nothing [Beall/Restall] |
13238 | Syllogisms are only logic when they use variables, and not concrete terms [Beall/Restall] |
13234 | The view of logic as knowing a body of truths looks out-of-date [Beall/Restall] |
10690 | Formal logic is invariant under permutations, or devoid of content, or gives the norms for thought [Beall/Restall] |
13232 | Logic studies arguments, not formal languages; this involves interpretations [Beall/Restall] |
13241 | The model theory of classical predicate logic is mathematics [Beall/Restall] |
10691 | Logical consequence needs either proofs, or absence of counterexamples [Beall/Restall] |
13253 | There are several different consequence relations [Beall/Restall] |
10695 | Logical consequence is either necessary truth preservation, or preservation based on interpretation [Beall/Restall] |
13240 | A sentence follows from others if they always model it [Beall/Restall] |
10689 | A step is a 'material consequence' if we need contents as well as form [Beall/Restall] |
10696 | A 'logical truth' (or 'tautology', or 'theorem') follows from empty premises [Beall/Restall] |
13236 | Logical truth is much more important if mathematics rests on it, as logicism claims [Beall/Restall] |
10693 | Models are mathematical structures which interpret the non-logical primitives [Beall/Restall] |
13237 | Preface Paradox affirms and denies the conjunction of propositions in the book [Beall/Restall] |
10692 | Hilbert proofs have simple rules and complex axioms, and natural deduction is the opposite [Beall/Restall] |
13244 | Relevant necessity is always true for some situation (not all situations) [Beall/Restall] |
15037 | Why does knowledge appear in sudden bursts, and not in a smooth continuous development? [Foucault] |
21942 | Foucault challenges knowledge in psychology and sociology, not in the basic sciences [Foucault, by Gutting] |
7424 | Saying games of truth were merely power relations would be a horrible exaggeration [Foucault] |
21941 | Unlike Marxists, Foucault explains thought internally, without deference to conscious ideas [Foucault, by Gutting] |
7422 | A subject is a form which can change, in (say) political or sexual situations [Foucault] |
22235 | Feelings are not unchanging, but have a history (especially if they are noble) [Foucault] |
13239 | Judgement is always predicating a property of a subject [Beall/Restall] |
8638 | Thomae's idea of abstract from peculiarities gives a general concept, and leaves the peculiarities [Frege on Thomae] |
13248 | We can rest truth-conditions on situations, rather than on possible worlds [Beall/Restall] |
13233 | Propositions commit to content, and not to any way of spelling it out [Beall/Restall] |
21939 | The author function of any text is a plurality of selves [Foucault, by Gutting] |
7419 | Ethics is the conscious practice of freedom [Foucault] |
7501 | Why couldn't a person's life become a work of art? [Foucault] |
7498 | Greeks and early Christians were much more concerned about food than about sex [Foucault] |
21940 | Nature is not the basis of rights, but the willingness to risk death in asserting them [Foucault] |
15043 | Every society has a politics of truth, concerning its values, functions, prestige and mechanisms [Foucault] |
15040 | Marxists denounced power as class domination, but never analysed its mechanics [Foucault] |
15041 | Power doesn't just repress, but entices us with pleasure, artefacts, knowledge and discourse [Foucault] |
8991 | Foucault can't accept that power is sometimes decent and benign [Foucault, by Scruton] |
7425 | The aim is not to eliminate power relations, but to reduce domination [Foucault] |
22236 | The big question of the Renaissance was how to govern everything, from the state to children [Foucault] |
21947 | Power is localised, so we either have totalitarian centralisation, or local politics [Foucault, by Gutting] |
21946 | Prisons gradually became our models for schools, hospitals and factories [Foucault, by Gutting] |
7418 | The idea of liberation suggests there is a human nature which has been repressed [Foucault] |
21116 | Power is used to create identities and ways of life for other people [Foucault, by Shorten] |
15039 | History lacks 'meaning', but it can be analysed in terms of its struggles [Foucault] |