14 ideas
9358 | There are several logics, none of which will ever derive falsehoods from truth [Lewis,CI] |
12219 | Whether a modal claim is true depends on how the object is described [Quine, by Fine,K] |
9357 | Excluded middle is just our preference for a simplified dichotomy in experience [Lewis,CI] |
9364 | Names represent a uniformity in experience, or they name nothing [Lewis,CI] |
10922 | Objects are the values of variables, so a referentially opaque context cannot be quantified into [Quine] |
10923 | Aristotelian essentialism says a thing has some necessary and some non-necessary properties [Quine] |
10921 | Necessity can attach to statement-names, to statements, and to open sentences [Quine] |
9362 | Necessary truths are those we will maintain no matter what [Lewis,CI] |
10924 | Necessity is in the way in which we say things, and not things themselves [Quine] |
9365 | We can maintain a priori principles come what may, but we can also change them [Lewis,CI] |
9361 | We have to separate the mathematical from physical phenomena by abstraction [Lewis,CI] |
1748 | Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius] |
9363 | Science seeks classification which will discover laws, essences, and predictions [Lewis,CI] |
5989 | Archelaus said life began in a primeval slime [Archelaus, by Schofield] |