display all the ideas for this combination of texts
3 ideas
8775 | A big flea is a small animal, so 'big' and 'small' cannot be acquired by abstraction [Geach] |
8776 | We cannot learn relations by abstraction, because their converse must be learned too [Geach] |
17527 | Causation seems to be an innate concept (or acquired very early) [Bird] |