17 ideas
15118 | A successful Aristotelian 'definition' is what sciences produces after an investigation [Koslicki] |
15116 | Essences cause necessary features, and definitions describe those necessary features [Koslicki] |
9406 | A class is natural when everybody can spot further members of it [Quinton] |
15730 | Extreme nominalists say all classification is arbitrary convention [Quinton] |
15728 | The naturalness of a class depends as much on the observers as on the objects [Quinton] |
9407 | Properties imply natural classes which can be picked out by everybody [Quinton] |
15729 | Uninstantiated properties must be defined using the instantiated ones [Quinton] |
8520 | An individual is a union of a group of qualities and a position [Quinton, by Campbell,K] |
15110 | An essence and what merely follow from it are distinct [Koslicki] |
15113 | Individuals are perceived, but demonstration and definition require universals [Koslicki] |
15112 | If an object exists, then its essential properties are necessary [Koslicki] |
15111 | In demonstration, the explanatory order must mirror the causal order of the phenomena [Koslicki] |
15115 | In a demonstration the middle term explains, by being part of the definition [Koslicki] |
15117 | Greek uses the same word for 'cause' and 'explanation' [Koslicki] |
15114 | Discovering the Aristotelian essence of thunder will tell us why thunder occurs [Koslicki] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |