6 ideas
22593 | Our sensation of light may not be the same as what produces the sensation [Descartes] |
9145 | We form the image of a cardinal number by a double abstraction, from the elements and from their order [Cantor] |
16569 | The Hot, Cold, Wet and Dry of the philosophers need themselves to be explained [Descartes] |
20964 | Descartes said there was conservation of 'quantity of motion' [Descartes, by Papineau] |
16713 | Philosophers are the forefathers of heretics [Tertullian] |
6610 | I believe because it is absurd [Tertullian] |