58 ideas
1502 | Parmenides was much more cautious about accepting ideas than his predecessors [Simplicius on Parmenides] |
12249 | 'Animal' is a genus and 'rational' is a specific difference [Oderberg] |
12242 | Definition distinguishes one kind from another, and individuation picks out members of the kind [Oderberg] |
12129 | 'Truth' may only apply within a theory [Kuhn] |
12238 | The Aristotelian view is that numbers depend on (and are abstracted from) other things [Oderberg] |
448 | No necessity could produce Being either later or earlier, so it must exist absolutely or not at all [Parmenides] |
447 | Being must be eternal and uncreated, and hence it is timeless [Parmenides] |
449 | Being is not divisible, since it is all alike [Parmenides] |
12254 | Being is substantial/accidental, complete/incomplete, necessary/contingent, possible, relative, intrinsic.. [Oderberg] |
1503 | There is no such thing as nothing [Parmenides] |
445 | The realm of necessary non-existence cannot be explored, because it is unknowable [Parmenides] |
21820 | Parmenides at least saw Being as the same as Nous, and separate from the sensed realm [Parmenides, by Plotinus] |
452 | All our concepts of change and permanence are just names, not the truth [Parmenides] |
12253 | If tropes are in space and time, in what sense are they abstract? [Oderberg] |
12256 | We need to distinguish the essential from the non-essential powers [Oderberg] |
12252 | Empiricists gave up 'substance', as unknowable substratum, or reducible to a bundle [Oderberg] |
12241 | Essences are real, about being, knowable, definable and classifiable [Oderberg, by PG] |
12244 | Nominalism is consistent with individual but not with universal essences [Oderberg] |
12240 | Essentialism is the main account of the unity of objects [Oderberg] |
12247 | Essence is not explanatory but constitutive [Oderberg] |
12258 | Properties are not part of an essence, but they flow from it [Oderberg] |
12257 | Could we replace essence with collections of powers? [Oderberg] |
1504 | Something must be unchanging to make recognition and knowledge possible [Aristotle on Parmenides] |
12236 | Leibniz's Law is an essentialist truth [Oderberg] |
444 | The first way of enquiry involves necessary existence [Parmenides] |
450 | Necessity sets limits on being, in order to give it identity [Parmenides] |
12250 | Bodies have act and potency, the latter explaining new kinds of existence [Oderberg] |
12234 | Realism about possible worlds is circular, since it needs a criterion of 'possible' [Oderberg] |
12235 | Necessity of identity seems trivial, because it leaves out the real essence [Oderberg] |
12237 | Rigid designation has at least three essentialist presuppositions [Oderberg] |
451 | Thinking implies existence, because thinking depends on it [Parmenides] |
1506 | Parmenides treats perception and intellectual activity as the same [Theophrastus on Parmenides] |
3058 | Only reason can prove the truth of facts [Parmenides] |
18076 | Most theories are continually falsified [Kuhn, by Kitcher] |
22191 | Kuhn's scientists don't aim to falsifying their paradigm, because that is what they rely on [Kuhn, by Gorham] |
6809 | Kuhn came to accept that all scientists agree on a particular set of values [Kuhn, by Bird] |
22183 | Switching scientific paradigms is a conversion experience [Kuhn] |
6162 | Kuhn has a description theory of reference, so the reference of 'electron' changes with the descriptions [Rowlands on Kuhn] |
22184 | Incommensurability assumes concepts get their meaning from within the theory [Kuhn, by Okasha] |
7619 | Galileo's notions can't be 'incommensurable' if we can fully describe them [Putnam on Kuhn] |
12128 | In theory change, words shift their natural reference, so the theories are incommensurable [Kuhn] |
12245 | Essence is the source of a thing's characteristic behaviour [Oderberg] |
5081 | There could be movement within one thing, as there is within water [Aristotle on Parmenides] |
1509 | The one can't be divisible, because if it was it could be infinitely divided down to nothing [Parmenides, by Simplicius] |
20900 | Defenders of the One say motion needs the void - but that is not part of Being [Parmenides, by Aristotle] |
226 | The one is without any kind of motion [Parmenides] |
1505 | Reason sees reality as one, the senses see it as many [Aristotle on Parmenides] |
453 | Reality is symmetrical and balanced, like a sphere, with no reason to be greater one way rather than another [Parmenides] |
12246 | What makes Parmenidean reality a One rather than a Many? [Oderberg] |
555 | People who say that the cosmos is one forget that they must explain movement [Aristotle on Parmenides] |
1792 | He taught that there are two elements, fire the maker, and earth the matter [Parmenides, by Diog. Laertius] |
12239 | The real essentialist is not merely a scientist [Oderberg] |
12243 | The reductionism found in scientific essentialism is mistaken [Oderberg] |
5115 | It is feeble-minded to look for explanations of everything being at rest [Aristotle on Parmenides] |
13217 | The void can't exist, and without the void there can't be movement or separation [Parmenides, by Aristotle] |
22918 | What could have triggered the beginning [of time and being]? [Parmenides] |
1794 | He was the first to discover the identity of the Morning and Evening Stars [Parmenides, by Diog. Laertius] |
1791 | He was the first person to say the earth is spherical [Parmenides, by Diog. Laertius] |