7 ideas
23647 | Objects have an essential constitution, producing its qualities, which we are too ignorant to define [Reid] |
11958 | Impossibilites are easily conceived in mathematics and geometry [Reid, by Molnar] |
9807 | In pursuing truth, anything less certain than mathematics is a waste of time [Descartes] |
3364 | All mental phenomena contain an object [Brentano] |
3225 | Mental unity suggests that qualia and intentionality must connect [Brentano, by Rey] |
23646 | Reference is by name, or a term-plus-circumstance, or ostensively, or by description [Reid] |
23645 | A word's meaning is the thing conceived, as fixed by linguistic experts [Reid] |