6 ideas
10009 | Substitutional quantification is just a variant of Tarski's account [Wallace, by Baldwin] |
12205 | There are two families of modal notions, metaphysical and epistemic, of equal strength [Edgington] |
12207 | Metaphysical possibility is discovered empirically, and is contrained by nature [Edgington] |
12206 | Broadly logical necessity (i.e. not necessarily formal logical necessity) is an epistemic notion [Edgington] |
12208 | An argument is only valid if it is epistemically (a priori) necessary [Edgington] |
4316 | Either all action is rational, or reason dominates, or reason is only concerned with means [Cottingham] |