4 ideas
18189 | ZFC could contain a contradiction, and it can never prove its own consistency [MacLane] |
18988 | Behind the bare phenomenal facts there is nothing [Wright,Ch] |
20921 | How can we state relativism of sweet and sour, if they have no determinate nature? [Theophrastus] |
5990 | Theophrastus doubted whether nature could be explained teleologically [Theophrastus, by Gottschalk] |