7 ideas
13197 | The notion of substance is one of the keys to true philosophy [Leibniz] |
9329 | Justification is coherence with a background system; if irrefutable, it is knowledge [Lehrer] |
9330 | Generalization seems to be more fundamental to minds than spotting similarities [Lehrer] |
9328 | All conscious states can be immediately known when attention is directed to them [Lehrer] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
13198 | Gravity is within matter because of its structure, and it can be explained. [Leibniz] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |