5 ideas
18946 | Unreflectively, we all assume there are nonexistents, and we can refer to them [Reimer] |
18465 | An 'equivalence' relation is one which is reflexive, symmetric and transitive [Kunen] |
8793 | If observation is knowledge, it is not just an experience; it is a justification in the space of reasons [Sellars] |
8792 | Observations like 'this is green' presuppose truths about what is a reliable symptom of what [Sellars] |
8791 | The concept of 'green' involves a battery of other concepts [Sellars] |