53 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] |
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] |
17749 | Post proved the consistency of propositional logic in 1921 [Walicki] |
17765 | Propositional language can only relate statements as the same or as different [Walicki] |
17764 | Boolean connectives are interpreted as functions on the set {1,0} [Walicki] |
17752 | The empty set is useful for defining sets by properties, when the members are not yet known [Walicki] |
17753 | The empty set avoids having to take special precautions in case members vanish [Walicki] |
17759 | Ordinals play the central role in set theory, providing the model of well-ordering [Walicki] |
17741 | To determine the patterns in logic, one must identify its 'building blocks' [Walicki] |
17747 | A 'model' of a theory specifies interpreting a language in a domain to make all theorems true [Walicki] |
17748 | The L-S Theorem says no theory (even of reals) says more than a natural number theory [Walicki] |
17763 | Axiomatic systems are purely syntactic, and do not presuppose any interpretation [Walicki] |
17761 | A compact axiomatisation makes it possible to understand a field as a whole [Walicki] |
6007 | If you know your father, but don't recognise your father veiled, you know and don't know the same person [Eubulides, by Dancy,R] |
6006 | If you say truly that you are lying, you are lying [Eubulides, by Dancy,R] |
6008 | Removing one grain doesn't destroy a heap, so a heap can't be destroyed [Eubulides, by Dancy,R] |
17758 | Ordinals are transitive sets of transitive sets; or transitive sets totally ordered by inclusion [Walicki] |
17755 | Ordinals are the empty set, union with the singleton, and any arbitrary union of ordinals [Walicki] |
17756 | The union of finite ordinals is the first 'limit ordinal'; 2ω is the second... [Walicki] |
17760 | Two infinite ordinals can represent a single infinite cardinal [Walicki] |
17757 | Members of ordinals are ordinals, and also subsets of ordinals [Walicki] |
17762 | In non-Euclidean geometry, all Euclidean theorems are valid that avoid the fifth postulate [Walicki] |
17754 | Inductive proof depends on the choice of the ordering [Walicki] |
17742 | Scotus based modality on semantic consistency, instead of on what the future could allow [Walicki] |
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] |
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] |