5 ideas
8507 | Some think of reality as made of things; I prefer facts or states of affairs [Armstrong] |
8506 | Particulars and properties are distinguishable, but too close to speak of a relation [Armstrong] |
8505 | Refusal to explain why different tokens are of the same type is to be an ostrich [Armstrong] |
13083 | The essence is the necessary properties, and the concept includes what is contingent [Leibniz] |
19087 | The meaning or purport of a symbol is all the rational conduct it would lead to [Peirce] |