44 ideas
8060 | In the 17th-18th centuries morality offered a cure for egoism, through altruism [MacIntyre] |
8053 | Twentieth century social life is re-enacting eighteenth century philosophy [MacIntyre] |
8047 | Philosophy has been marginalised by its failure in the Enlightenment to replace religion [MacIntyre] |
8062 | Proof is a barren idea in philosophy, and the best philosophy never involves proof [MacIntyre] |
23445 | Naïve set theory says any formula defines a set, and coextensive sets are identical [Linnebo] |
23447 | In classical semantics singular terms refer, and quantifiers range over domains [Linnebo] |
23443 | The axioms of group theory are not assertions, but a definition of a structure [Linnebo] |
23444 | To investigate axiomatic theories, mathematics needs its own foundational axioms [Linnebo] |
16014 | It is controversial whether only 'numerical identity' allows two things to be counted as one [Noonan] |
23446 | You can't prove consistency using a weaker theory, but you can use a consistent theory [Linnebo] |
23448 | Mathematics is the study of all possible patterns, and is thus bound to describe the world [Linnebo] |
23441 | Logical truth is true in all models, so mathematical objects can't be purely logical [Linnebo] |
23442 | Game Formalism has no semantics, and Term Formalism reduces the semantics [Linnebo] |
16024 | I could have died at five, but the summation of my adult stages could not [Noonan] |
16023 | Stage theorists accept four-dimensionalism, but call each stage a whole object [Noonan] |
16016 | Identity definitions (such as self-identity, or the smallest equivalence relation) are usually circular [Noonan] |
16017 | Identity is usually defined as the equivalence relation satisfying Leibniz's Law [Noonan] |
16015 | Problems about identity can't even be formulated without the concept of identity [Noonan] |
16020 | Identity can only be characterised in a second-order language [Noonan] |
16019 | Leibniz's Law must be kept separate from the substitutivity principle [Noonan] |
16018 | Indiscernibility is basic to our understanding of identity and distinctness [Noonan] |
8052 | To find empiricism and science in the same culture is surprising, as they are really incompatible [MacIntyre] |
8057 | Unpredictability doesn't entail inexplicability, and predictability doesn't entail explicability [MacIntyre] |
8054 | Social sciences discover no law-like generalisations, and tend to ignore counterexamples [MacIntyre] |
21050 | I can only make decisions if I see myself as part of a story [MacIntyre] |
8056 | AI can't predict innovation, or consequences, or external relations, or external events [MacIntyre] |
8059 | The good life for man is the life spent seeking the good life for man [MacIntyre] |
8034 | We still have the appearance and language of morality, but we no longer understand it [MacIntyre] |
8036 | Unlike expressions of personal preference, evaluative expressions do not depend on context [MacIntyre] |
8049 | Moral judgements now are anachronisms from a theistic age [MacIntyre] |
8045 | The failure of Enlightenment attempts to justify morality will explain our own culture [MacIntyre] |
8051 | Mention of 'intuition' in morality means something has gone wrong with the argument [MacIntyre] |
8048 | When 'man' is thought of individually, apart from all roles, it ceases to be a functional concept [MacIntyre] |
8035 | In trying to explain the type of approval involved, emotivists are either silent, or viciously circular [MacIntyre] |
8037 | The expression of feeling in a sentence is in its use, not in its meaning [MacIntyre] |
8040 | Emotivism cannot explain the logical terms in moral discourse ('therefore', 'if..then') [MacIntyre] |
8042 | Nowadays most people are emotivists, and it is embodied in our culture [MacIntyre] |
8058 | Maybe we can only understand rules if we first understand the virtues [MacIntyre] |
7097 | Virtue is secondary to a role-figure, defined within a culture [MacIntyre, by Statman] |
8043 | Characters are the masks worn by moral philosophies [MacIntyre] |
8061 | If morality just is emotion, there are no external criteria for judging emotions [MacIntyre] |
8038 | Since Moore thinks the right action produces the most good, he is a utilitarian [MacIntyre] |
8050 | There are no natural or human rights, and belief in them is nonsense [MacIntyre] |
8055 | If God is omniscient, he confronts no as yet unmade decisions, so decisions are impossible [MacIntyre] |