14 ideas
8208 | In arithmetic, ratios, negatives, irrationals and imaginaries were created in order to generalise [Quine] |
8207 | The quest for simplicity drove scientists to posit new entities, such as molecules in gases [Quine] |
7548 | Classes, grouped by a convenient property, are logical constructions [Russell] |
8205 | Explaining events just by bodies can't explain two events identical in space-time [Quine] |
7545 | Visible things are physical and external, but only exist when viewed [Russell] |
8206 | Necessity could be just generalisation over classes, or (maybe) quantifying over possibilia [Quine] |
7553 | Sense-data are purely physical [Russell] |
7549 | If my body literally lost its mind, the object seen when I see a flash would still exist [Russell] |
17503 | Theories can never represent accurately, because their components are abstract [Cartwright,N, by Portides] |
7546 | A man is a succession of momentary men, bound by continuity and causation [Russell] |
7550 | We could probably, in principle, infer minds from brains, and brains from minds [Russell] |
7547 | Matter requires a division into time-corpuscles as well as space-corpuscles [Russell] |
7551 | Matter is a logical construction [Russell] |
7552 | Six dimensions are needed for a particular, three within its own space, and three to locate that space [Russell] |