63 ideas
| 24261 | Devotion to learning and applied intelligence leads to divine wisdom - if truth is available [Plato] |
| 326 | For relaxation one can consider the world of change, instead of eternal things [Plato] |
| 315 | Philosophy is the supreme gift of the gods to mortals [Plato] |
| 306 | Nothing can come to be without a cause [Plato] |
| 24250 | We should not pick out 'this' water, but only 'something of this sort' [Plato] |
| 17505 | Using proper names properly doesn't involve necessary and sufficient conditions [Putnam] |
| 24246 | The sun was made for light, so we could learn numbers from astronomical movement [Plato] |
| 324 | Before the existence of the world there must have been being, space and becoming [Plato] |
| 20364 | The apprehensions of reason remain unchanging, but reasonless sensation shows mere becoming [Plato] |
| 18933 | Not-Being obviously doesn't exist, and the five modes of Being are all impossible [Gorgias, by Diog. Laertius] |
| 321 | For knowledge and true opinion to be different there must be Forms; otherwise we are just stuck with sensations [Plato] |
| 307 | Something will always be well-made if the maker keeps in mind the eternal underlying pattern [Plato] |
| 318 | In addition to the underlying unchanging model and a changing copy of it, there must also be a foundation of all change [Plato] |
| 12042 | Plato's Forms were seen as part of physics, rather than of metaphysics [Plato, by Annas] |
| 317 | The universe is basically an intelligible and unchanging model, and a visible and changing copy of it [Plato] |
| 11908 | Putnam bases essences on 'same kind', but same kinds may not share properties [Mackie,P on Putnam] |
| 24254 | Two existing entities can never strictly coincide [Plato] |
| 24236 | Some statements about what is obvious and stable are as irrefutable as possible [Plato] |
| 24252 | Knowledge is taught, has logos, is unshakeable, and is rare [Plato] |
| 24251 | If knowledge is just true belief, we are forced to rely on the senses [Plato] |
| 334 | Only bird-brained people think astronomy is entirely a matter of evidence [Plato] |
| 17508 | Science aims at truth, not at 'simplicity' [Putnam] |
| 5962 | Plato says the soul is ordered by number [Plato, by Plutarch] |
| 24244 | The soul is a complex mixture of pure mind and changing matter [Plato] |
| 24258 | The gods placed the mortal soul in the chest [Plato] |
| 330 | No one wants to be bad, but bad men result from physical and educational failures, which they do not want or choose [Plato] |
| 24240 | Intelligence requires soul [Plato] |
| 17506 | I now think reference by the tests of experts is a special case of being causally connected [Putnam] |
| 5864 | Destroy seriousness with laughter, and laughter with seriousness [Gorgias] |
| 9866 | Gorgias says rhetoric is the best of arts, because it enslaves without using force [Gorgias, by Plato] |
| 24241 | Beauty must always be perfect [Plato] |
| 316 | Music has harmony like the soul, and serves to reorder disharmony within us [Plato] |
| 24260 | The best part of the soul raises us up to the heavens, to which we are naturally akin [Plato] |
| 24259 | Death in old age is a natural end, untroubled, and more pleasure than distress [Plato] |
| 24239 | Perfect goodness always produces perfect beauty [Plato] |
| 332 | One should exercise both the mind and the body, to avoid imbalance [Plato] |
| 24257 | Unnatural modifications are painful, and restoring normality is pleasant [Plato] |
| 328 | Everything that takes place naturally is pleasant [Plato] |
| 24234 | I have discussed the best constitution, and the kind of citizens it requires [Plato] |
| 24235 | Female Guardians will have identical duties to the men [Plato] |
| 24248 | The god said human nature comes as the superior male, and inferior female [Plato] |
| 322 | Intelligence is the result of rational teaching; true opinion can result from irrational persuasion [Plato] |
| 331 | Bad governments prevent discussion, and discourage the study of virtue [Plato] |
| 310 | The creator of the cosmos had no envy, and so wanted things to be as like himself as possible [Plato] |
| 311 | The cosmos must be unique, because it resembles the creator, who is unique [Plato] |
| 24249 | The elements seem able to transmute into each other [Plato] |
| 24243 | The world-maker used the four elements and their properties in entirety [Plato] |
| 325 | We must consider the four basic shapes as too small to see, only becoming visible in large numbers [Plato] |
| 17507 | Natural kind stereotypes are 'strong' (obvious, like tiger) or 'weak' (obscure, like molybdenum) [Putnam] |
| 11904 | Express natural kinds as a posteriori predicate connections, not as singular terms [Putnam, by Mackie,P] |
| 327 | There are two types of cause, the necessary and the divine [Plato] |
| 24255 | Motion needs differing moved and mover, so it originates in diversity [Plato] |
| 24256 | The spherical universe composed of four elements squeezes out every bit of void [Plato] |
| 24253 | Space is eternal and indestructible, but is only known by barely credible reasoning [Plato] |
| 24245 | The god created eternity in the sequence of the universe, and its image we call 'time' [Plato] |
| 314 | Heavenly movements gave us the idea of time, and caused us to inquire about the heavens [Plato] |
| 312 | Time came into existence with the heavens, so that there will be a time when they can be dissolved [Plato] |
| 309 | Clearly the world is good, so its maker must have been concerned with the eternal, not with change [Plato] |
| 308 | If the cosmos is an object of perception then it must be continually changing [Plato] |
| 24238 | The god found chaos, and led it to superior order [Plato] |
| 24242 | Is there a plurality (or even an infinity) of universes? No, because the model makes it unique [Plato] |
| 24247 | The universe has four types of living being: gods, birds, fish, and land animals [Plato] |
| 24237 | The divine organiser of the world wanted it to have as little imperfection as possible [Plato] |