15 ideas
20349 | Metaphysics aims at the essence of things, and a system to show how this explains other truths [Richardson] |
20351 | Metaphysics needs systems, because analysis just obsesses over details [Richardson] |
20350 | Metaphysics generalises the data, to get at the ontology [Richardson] |
13591 | Quantified modal logic collapses if essence is withdrawn [Quine] |
11211 | If a sound conclusion comes from two errors that cancel out, the path of the argument must matter [Rumfitt] |
11210 | Standardly 'and' and 'but' are held to have the same sense by having the same truth table [Rumfitt] |
11212 | The sense of a connective comes from primitively obvious rules of inference [Rumfitt] |
13590 | Essences can make sense in a particular context or enquiry, as the most basic predicates [Quine] |
8483 | Necessity is relative to context; it is what is assumed in an inquiry [Quine] |
13589 | Possible worlds are a way to dramatise essentialism, and yet they presuppose essentialism [Quine] |
13588 | A rigid designator (for all possible worlds) picks out an object by its essential traits [Quine] |
13592 | Beliefs can be ascribed to machines [Quine] |
11214 | We learn 'not' along with affirmation, by learning to either affirm or deny a sentence [Rumfitt] |
20356 | Humans dominate because, unlike other animals, they have a synthesis of conflicting drives [Richardson] |
20366 | A mind that could see cause and effect as a continuum would deny cause and effect [Richardson] |