7 ideas
17809 | Gödel showed that the syntactic approach to the infinite is of limited value [Kreisel] |
17810 | The study of mathematical foundations needs new non-mathematical concepts [Kreisel] |
20752 | For man, being is not what he is, but what he is going to be [Ortega y Gassett] |
20756 | Instead of having a nature, man only has a history [Ortega y Gassett] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
17811 | The natural conception of points ducks the problem of naming or constructing each point [Kreisel] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |