17 ideas
16951 | It was realised that possible worlds covered all modal logics, if they had a structure [Dummett] |
16952 | If something is only possible relative to another possibility, the possibility relation is not transitive [Dummett] |
16953 | Relative possibility one way may be impossible coming back, so it isn't symmetrical [Dummett] |
16960 | If possibilitiy is relative, that might make accessibility non-transitive, and T the correct system [Dummett] |
16958 | In S4 the actual world has a special place [Dummett] |
10121 | Contradiction is not a sign of falsity, nor lack of contradiction a sign of truth [Pascal] |
16957 | Possible worlds aren't how the world might be, but how a world might be, given some possibility [Dummett] |
16959 | If possible worlds have no structure (S5) they are equal, and it is hard to deny them reality [Dummett] |
3654 | The pineal gland links soul to body, and unites the two symmetrical sides of the body [Descartes, by PG] |
4015 | For Descartes passions are God-given preservers of the mind-body union [Descartes, by Taylor,C] |
4313 | Are there a few primary passions (say, joy, sadness and desire)? [Descartes, by Cottingham] |
23989 | There are six primitive passions: wonder, love, hatred, desire, joy and sadness [Descartes, by Goldie] |
20037 | Merely willing to walk leads to our walking [Descartes] |
16763 | We don't die because the soul departs; the soul departs because the organs cease functioning [Descartes] |
16956 | To explain generosity in a person, you must understand a generous action [Dummett] |
4016 | Descartes makes strength of will the central virtue [Descartes, by Taylor,C] |
16954 | Generalised talk of 'natural kinds' is unfortunate, as they vary too much [Dummett] |