10 ideas
| 5300 | Philosophers have interpreted the world, but the point is to change it [Marx] |
| 5297 | Whether human thinking can be 'true' must be decided in practice, not theory [Marx] |
| 16186 | The Barcan Formulas express how to combine modal operators with classical quantifiers [Simchen] |
| 16187 | The Barcan Formulas are orthodox, but clash with the attractive Actualist view [Simchen] |
| 16190 | BF implies that if W possibly had a child, then something is possibly W's child [Simchen] |
| 16188 | Serious Actualism says there are no facts at all about something which doesn't exist [Simchen] |
| 22598 | The authentic self exists at the level of class, rather than the individual [Marx, by Dunt] |
| 20959 | Concepts are only analytic once the predicate is absorbed into the subject [Schleiermacher] |
| 5298 | The human essence is not found in individuals but in social relations [Marx] |
| 5299 | Religious feeling is social in origin [Marx] |