4 ideas
13639 | Quine says higher-order items are intensional, and lack a clearly defined identity relation [Quine, by Shapiro] |
21557 | Russell confused use and mention, and reduced classes to properties, not to language [Quine, by Lackey] |
16629 | By comparing qualities and features, reason can gradually infer the nature of substance [Grosseteste] |
9425 | Lewis later proposed the axioms at the intersection of the best theories (which may be few) [Mumford on Lewis] |