4 ideas
19053 | Logic would be more natural if negation only referred to predicates [Dummett] |
19052 | Natural language 'not' doesn't apply to sentences [Dummett] |
13083 | The essence is the necessary properties, and the concept includes what is contingent [Leibniz] |
20239 | Unlike us, the early Greeks thought envy was a good thing, and hope a bad thing [Hesiod, by Nietzsche] |