9 ideas
9254 | In philosophy the truth can only be reached via the ruins of the false [Prichard] |
22593 | Our sensation of light may not be the same as what produces the sensation [Descartes] |
9256 | I see the need to pay a debt in a particular instance, and any instance will do [Prichard] |
9257 | The complexities of life make it almost impossible to assess morality from a universal viewpoint [Prichard] |
9255 | Seeing the goodness of an effect creates the duty to produce it, not the desire [Prichard] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
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] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |