5 ideas
18776 | Contextual definitions eliminate descriptions from contexts [Linsky,B] |
21548 | The null class is the class with all the non-existents as its members [MacColl, by Lackey] |
18774 | Definite descriptions, unlike proper names, have a logical structure [Linsky,B] |
13304 | Learned men gain more in one day than others do in a lifetime [Posidonius] |
20820 | Time is an interval of motion, or the measure of speed [Posidonius, by Stobaeus] |