6 ideas
23647 | Objects have an essential constitution, producing its qualities, which we are too ignorant to define [Reid] |
12812 | Things have real essences, but we categorise them according to the ideas we receive [Locke] |
10269 | Mathematics eliminates possibility, as being simultaneous actuality in sets [Putnam] |
11958 | Impossibilites are easily conceived in mathematics and geometry [Reid, by Molnar] |
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] |