10 ideas
| 18617 | Substances, unlike aggregates, can survive a change of parts [Mumford] |
| 12177 | Human artefacts may have essences, in their purposes [Popper] |
| 18618 | Maybe possibilities are recombinations of the existing elements of reality [Mumford] |
| 18619 | Combinatorial possibility has to allow all elements to be combinable, which seems unlikely [Mumford] |
| 18620 | Combinatorial possibility relies on what actually exists (even over time), but there could be more [Mumford] |
| 12176 | Science does not aim at ultimate explanations [Popper] |
| 13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
| 12175 | Galilean science aimed at true essences, as the ultimate explanations [Popper] |
| 12179 | Essentialist views of science prevent further questions from being raised [Popper] |
| 20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |