4 ideas
18256 | Quantity is inconceivable without the idea of addition [Frege] |
9831 | Geometry appeals to intuition as the source of its axioms [Frege] |
6019 | If someone squashed a horse to make a dog, something new would now exist [Mnesarchus] |
5954 | All inventions of the mind aim at pleasure, and those that don't are worthless [Metrodorus of Lamp., by Plutarch] |