9 ideas
11193 | Understanding begins with the notion of being and essence [Avicenna] |
19053 | Logic would be more natural if negation only referred to predicates [Dummett] |
19052 | Natural language 'not' doesn't apply to sentences [Dummett] |
11209 | The simple's whatness is its very self [Avicenna] |
11204 | The ultimate material of things has the unity of total formlessness [Avicenna] |
15036 | An essence can either be universal (in the mind) or singular (in concrete particulars) [Avicenna, by Panaccio] |
3597 | Foundations need not precede other beliefs [Wittgenstein] |
3596 | Total doubt can't even get started [Wittgenstein, by Williams,M] |
4721 | If you are not certain of any fact, you cannot be certain of the meaning of your words either [Wittgenstein] |