3 ideas
21548 | The null class is the class with all the non-existents as its members [MacColl, by Lackey] |
16383 | Puzzled Pierre has two mental files about the same object [Recanati on Kripke] |
6011 | There is a remote first god (the Good), and a second god who organises the material world [Numenius, by O'Meara] |