6 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] |
20921 | How can we state relativism of sweet and sour, if they have no determinate nature? [Theophrastus] |
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] |
18202 | The concept of a field gradually replaced the substances in explaining relations between charges [Einstein/Infeld] |