4 ideas
18189 | ZFC could contain a contradiction, and it can never prove its own consistency [MacLane] |
3016 | Even the gods cannot strive against necessity [Pittacus, by Diog. Laertius] |
20890 | Why do sexual relationships need permanence, if other relationships don't? [Punzo] |
20891 | Does engaging in sexual intercourse really need no more thought than playing tennis? [Punzo] |