185 ideas
9199 | Wisdom for one instant is as good as wisdom for eternity [Chrysippus] |
20853 | Wise men should try to participate in politics, since they are a good influence [Chrysippus, by Diog. Laertius] |
19359 | Leibniz aims to give coherent rational support for empiricism [Leibniz, by Perkins] |
20772 | Three branches of philosophy: first logic, second ethics, third physics (which ends with theology) [Chrysippus] |
13086 | Metaphysics is a science of the intelligible nature of being [Leibniz, by Cover/O'Leary-Hawthorne] |
16710 | Leibniz tried to combine mechanistic physics with scholastic metaphysics [Leibniz, by Pasnau] |
16897 | Reason is the faculty for grasping apriori necessary truths [Leibniz, by Burge] |
3346 | For Leibniz rationality is based on non-contradiction and the principle of sufficient reason [Leibniz, by Benardete,JA] |
5969 | Chrysippus said the uncaused is non-existent [Chrysippus, by Plutarch] |
3347 | Leibniz said the principle of sufficient reason is synthetic a priori, since its denial is not illogical [Leibniz, by Benardete,JA] |
3426 | If one theory is reduced to another, we make fewer independent assumptions about the world [Kim] |
8627 | Leibniz is inclined to regard all truths as provable [Leibniz, by Frege] |
21388 | The causes of future true events must exist now, so they will happen because of destiny [Chrysippus, by Cicero] |
20780 | Graspable presentations are criteria of facts, and are molded according to their objects [Chrysippus, by Diog. Laertius] |
20793 | How could you ever know that the presentation is similar to the object? [Sext.Empiricus on Chrysippus] |
8077 | Stoic propositional logic is like chemistry - how atoms make molecules, not the innards of atoms [Chrysippus, by Devlin] |
20791 | Chrysippus has five obvious 'indemonstrables' of reasoning [Chrysippus, by Diog. Laertius] |
8078 | Modus ponens is one of five inference rules identified by the Stoics [Chrysippus, by Devlin] |
6023 | Every proposition is either true or false [Chrysippus, by Cicero] |
9147 | Number cannot be defined as addition of ones, since that needs the number; it is a single act of abstraction [Fine,K on Leibniz] |
19375 | The continuum is not divided like sand, but folded like paper [Leibniz, by Arthur,R] |
18080 | A tangent is a line connecting two points on a curve that are infinitely close together [Leibniz] |
18081 | Nature uses the infinite everywhere [Leibniz] |
5992 | Chrysippus says action is the criterion for existence, which must be physical [Chrysippus, by Tieleman] |
3431 | Supervenience suggest dependence without reduction (e.g. beauty) [Kim] |
7565 | Leibniz proposes monads, since there must be basic things, which are immaterial in order to have unity [Leibniz, by Jolley] |
3437 | 'Physical facts determine all the facts' is the physicalists' slogan [Kim] |
21673 | There are simple and complex facts; the latter depend on further facts [Chrysippus, by Cicero] |
16652 | Stoics categories are Substrate, Quality, Disposition, and Relation [Chrysippus, by Pasnau] |
10419 | If relations can be reduced to, or supervene on, monadic properties of relata, they are not real [Leibniz, by Swoyer] |
13078 | Relations aren't in any monad, so they are distributed, so they are not real [Leibniz] |
3430 | Resemblance or similarity is the core of our concept of a property [Kim] |
3432 | Is weight a 'resultant' property of water, but transparency an 'emergent' property? [Kim] |
3434 | Emergent properties are 'brute facts' (inexplicable), but still cause things [Kim] |
12713 | Forms have sensation and appetite, the latter being the ability to act on other bodies [Leibniz, by Garber] |
13087 | The essence of a thing is its real possibilities [Leibniz, by Cover/O'Leary-Hawthorne] |
3436 | Should properties be individuated by their causal powers? [Kim] |
12701 | Leibniz moved from individuation by whole entity to individuation by substantial form [Leibniz, by Garber] |
13105 | The laws-of-the-series plays a haecceitist role [Leibniz, by Cover/O'Leary-Hawthorne] |
16513 | Identity of a substance is the law of its persistence [Leibniz] |
12035 | Leibniz bases pure primitive entities on conjunctions of qualitative properties [Leibniz, by Adams,RM] |
13091 | Leibnizian substances add concept, law, force, form and soul [Leibniz, by Cover/O'Leary-Hawthorne] |
7561 | Substances are essentially active [Leibniz, by Jolley] |
16058 | Dion and Theon coexist, but Theon lacks a foot. If Dion loses a foot, he ousts Theon? [Chrysippus, by Philo of Alexandria] |
12715 | Leibniz strengthened hylomorphism by connecting it to force in physics [Leibniz, by Garber] |
11878 | Leibniz's view (that all properties are essential) is extreme essentialism, not its denial [Leibniz, by Mackie,P] |
11862 | Leibniz was not an essentialist [Leibniz, by Wiggins] |
16059 | Change of matter doesn't destroy identity - in Dion and Theon change is a condition of identity [Chrysippus, by Long/Sedley] |
16504 | Two eggs can't be identical, because the same truths can't apply to both of them [Leibniz] |
8650 | Things are the same if one can be substituted for the other without loss of truth [Leibniz] |
13828 | Necessary truths are those provable from identities by pure logic in finite steps [Leibniz, by Hacking] |
13084 | How can things be incompatible, if all positive terms seem to be compatible? [Leibniz] |
4307 | A reason must be given why contingent beings should exist rather than not exist [Leibniz] |
3406 | Counterfactuals are either based on laws, or on nearby possible worlds [Kim, by PG] |
15883 | Leibniz narrows down God's options to one, by non-contradiction, sufficient reason, indiscernibles, compossibility [Leibniz, by Harré] |
18822 | Each monad expresses all its compatible monads; a possible world is the resulting equivalence class [Leibniz, by Rumfitt] |
7837 | Leibniz proposed possible worlds, because they might be evil, where God would not create evil things [Leibniz, by Stewart,M] |
13080 | Leibniz has a counterpart view of de re counterfactuals [Leibniz, by Cover/O'Leary-Hawthorne] |
19332 | For Leibniz, divine understanding grasps every conceivable possibility [Leibniz, by Perkins] |
5509 | Leibniz said dualism of mind and body is illusion, and there is only mind [Leibniz, by Martin/Barresi] |
7568 | Leibniz is an idealist insofar as the basic components of his universe are all mental [Leibniz, by Jolley] |
13092 | The essence of substance is the law of its changes, as in the series of numbers [Leibniz] |
3368 | Mind is basically qualities and intentionality, but how do they connect? [Kim] |
3392 | Mind is only interesting if it has causal powers [Kim] |
3396 | Experiment requires mental causation [Kim] |
3397 | Beliefs cause other beliefs [Kim] |
1875 | Dogs show reason in decisions made by elimination [Chrysippus, by Sext.Empiricus] |
19354 | Leibniz introduced the idea of degrees of consciousness, essential for his monads [Leibniz, by Perkins] |
3367 | Both thought and language have intentionality [Kim] |
3365 | Intentionality involves both reference and content [Kim] |
3360 | Are pains pure qualia, or do they motivate? [Kim] |
3366 | Pain has no reference or content [Kim] |
3389 | Inverted qualia and zombies suggest experience isn't just functional [Kim] |
3391 | Crosswiring would show that pain and its function are separate [Kim, by PG] |
3422 | Externalism about content makes introspection depend on external evidence [Kim] |
3412 | How do we distinguish our anger from embarrassment? [Kim] |
3363 | We often can't decide what emotion, or even sensation, we are experiencing [Kim] |
20834 | Chrysippus allows evil to say it is fated, or even that it is rational and natural [Plutarch on Chrysippus] |
20833 | A swerve in the atoms would be unnatural, like scales settling differently for no reason [Chrysippus, by Plutarch] |
20835 | Chrysippus is wrong to believe in non-occurring future possibilities if he is a fatalist [Plutarch on Chrysippus] |
7841 | We think we are free because the causes of the will are unknown; determinism is a false problem [Leibniz] |
20808 | Everything is fated, either by continuous causes or by a supreme rational principle [Chrysippus, by Diog. Laertius] |
20837 | Fate is an eternal and fixed chain of causal events [Chrysippus] |
20836 | The Lazy Argument responds to fate with 'why bother?', but the bothering is also fated [Chrysippus, by Cicero] |
21679 | When we say events are fated by antecedent causes, do we mean principal or auxiliary causes? [Chrysippus] |
5971 | Destiny is only a predisposing cause, not a sufficient cause [Chrysippus, by Plutarch] |
3409 | Mental substance causation makes physics incomplete [Kim] |
5510 | Leibniz has a panpsychist view that physical points are spiritual [Leibniz, by Martin/Barresi] |
7564 | Occasionalism give a false view of natural laws, miracles, and substances [Leibniz, by Jolley] |
3399 | If epiphenomenalism were true, we couldn't report consciousness [Kim] |
3390 | Are inverted or absent qualia coherent ideas? [Kim] |
3414 | What could demonstrate that zombies and inversion are impossible? [Kim] |
3359 | Cartesian dualism fails because it can't explain mental causation [Kim] |
3369 | Logical behaviourism translates mental language to behavioural [Kim] |
3428 | Behaviourism reduces mind to behaviour via bridging principles [Kim] |
3380 | Are dispositions real, or just a type of explanation? [Kim] |
3371 | Behaviour depends on lots of mental states together [Kim] |
3372 | Behaviour is determined by society as well as mental states [Kim] |
3373 | Snakes have different pain behaviour from us [Kim] |
3370 | What behaviour goes with mathematical beliefs? [Kim] |
3379 | Neurons seem to be very similar and interchangeable [Kim] |
3388 | Machine functionalism requires a Turing machine, causal-theoretical version doesn't [Kim] |
3384 | The person couldn't run Searle's Chinese Room without understanding Chinese [Kim] |
3393 | How do functional states give rise to mental causation? [Kim] |
3439 | Reductionism gets stuck with qualia [Kim] |
3427 | Reductionism is impossible if there aren't any 'bridge laws' between mental and physical [Kim] |
3376 | We can't assess evidence about mind without acknowledging phenomenal properties [Kim] |
3424 | Most modern physicalists are non-reductive property dualists [Kim] |
3362 | Supervenience says all souls are identical, being physically indiscernible [Kim] |
3413 | Zombies and inversion suggest non-reducible supervenience [Kim] |
3374 | Token physicalism isn't reductive; it just says all mental events have some physical properties [Kim] |
3433 | The core of the puzzle is the bridge laws between mind and brain [Kim] |
3377 | Elimination can either be by translation or by causal explanation [Kim] |
3438 | Reductionists deny new causal powers at the higher level [Kim] |
3440 | Without reductionism, mental causation is baffling [Kim] |
3375 | If an orange image is a brain state, are some parts of the brain orange? [Kim] |
3411 | How do we distinguish our attitudes from one another? [Kim] |
3386 | Folk psychology has been remarkably durable [Kim] |
3394 | Maybe folk psychology is a simulation, not a theory [Kim] |
3387 | A culture without our folk psychology would be quite baffling [Kim] |
3410 | Folk psychology has adapted to Freudianism [Kim] |
3382 | A machine with a mind might still fail the Turing Test [Kim] |
3383 | The Turing Test is too specifically human in its requirements [Kim] |
3408 | Two identical brain states could have different contents in different worlds [Kim] |
3420 | Two types of water are irrelevant to accounts of behaviour [Kim] |
3416 | Content may match several things in the environment [Kim] |
3418 | 'Arthritis in my thigh' requires a social context for its content to be meaningful [Kim] |
3421 | Content is best thought of as truth conditions [Kim] |
3417 | Content depends on other content as well as the facts [Kim] |
3419 | Pain, our own existence, and negative existentials, are not external [Kim] |
19372 | Concepts are ordered, and show eternal possibilities, deriving from God [Leibniz, by Arthur,R] |
13467 | Leibniz was the first modern to focus on sentence-sized units (where empiricists preferred word-size) [Leibniz, by Hart,WD] |
20787 | A proposition is what can be asserted or denied on its own [Chrysippus] |
3403 | We assume people believe the obvious logical consequences of their known beliefs [Kim] |
3402 | If someone says "I do and don't like x", we don't assume a contradiction [Kim] |
20850 | Passions are judgements; greed thinks money is honorable, and likewise drinking and lust [Chrysippus, by Diog. Laertius] |
19365 | Limited awareness leads to bad choices, and unconscious awareness makes us choose the bad [Leibniz, by Perkins] |
20869 | The highest degree of morality performs all that is appropriate, omitting nothing [Chrysippus] |
8110 | Leibniz identified beauty with intellectual perfection [Leibniz, by Gardner] |
3044 | Stoics say that beauty and goodness are equivalent and linked [Chrysippus, by Diog. Laertius] |
20838 | Fate initiates general causes, but individual wills and characters dictate what we do [Chrysippus] |
7569 | Humans are moral, and capable of reward and punishment, because of memory and self-consciousness [Leibniz, by Jolley] |
20813 | Human purpose is to contemplate and imitate the cosmos [Chrysippus] |
3045 | Stoics say justice is a part of nature, not just an invented principle [Chrysippus, by Diog. Laertius] |
20774 | Only nature is available to guide action and virtue [Chrysippus] |
20864 | Live in agreement, according to experience of natural events [Chrysippus] |
5972 | Living happily is nothing but living virtuously [Chrysippus, by Plutarch] |
1777 | Pleasure is not the good, because there are disgraceful pleasures [Chrysippus, by Diog. Laertius] |
5973 | Justice can be preserved if pleasure is a good, but not if it is the goal [Chrysippus, by Plutarch] |
20845 | There are shameful pleasures, and nothing shameful is good, so pleasure is not a good [Chrysippus, by Diog. Laertius] |
5967 | People need nothing except corn and water [Chrysippus, by Plutarch] |
5966 | All virtue is good, but not always praised (as in not lusting after someone ugly) [Chrysippus] |
20855 | Chrysippus says virtue can be lost (though Cleanthes says it is too secure for that) [Chrysippus, by Diog. Laertius] |
5970 | Chrysippus says nothing is blameworthy, as everything conforms with the best nature [Chrysippus, by Plutarch] |
20842 | Rational animals begin uncorrupted, but externals and companions are bad influences [Chrysippus, by Diog. Laertius] |
20856 | Justice, the law, and right reason are natural and not conventional [Chrysippus, by Diog. Laertius] |
7574 | Natural law theory is found in Aquinas, in Leibniz, and at the Nuremberg trials [Leibniz, by Jolley] |
1779 | We don't have obligations to animals as they aren't like us [Chrysippus, by Diog. Laertius] |
20857 | Justice is irrelevant to animals, because they are too unlike us [Chrysippus, by Diog. Laertius] |
20812 | Covers are for shields, and sheaths for swords; likewise, all in the cosmos is for some other thing [Chrysippus] |
21403 | The later Stoics identified the logos with an air-fire compound, called 'pneuma' [Chrysippus, by Long] |
20828 | Fire is a separate element, not formed with others (as was previously believed) [Chrysippus, by Stobaeus] |
5975 | Stoics say earth, air, fire and water are the primary elements [Chrysippus, by Plutarch] |
12728 | Leibniz rejected atoms, because they must be elastic, and hence have parts [Leibniz, by Garber] |
19374 | Microscopes and the continuum suggest that matter is endlessly divisible [Leibniz] |
7560 | Leibniz struggled to reconcile bodies with a reality of purely soul-like entities [Jolley on Leibniz] |
16683 | Leibniz eventually said resistance, rather than extension, was the essence of body [Leibniz, by Pasnau] |
3401 | A common view is that causal connections must be instances of a law [Kim] |
3407 | Laws are either 'strict', or they involve a 'ceteris paribus' clause [Kim] |
12725 | Leibniz wanted to explain motion and its laws by the nature of body [Leibniz, by Garber] |
16507 | The law within something fixes its persistence, and accords with general laws of nature [Leibniz] |
7859 | Leibniz had an unusual commitment to the causal completeness of physics [Leibniz, by Papineau] |
15307 | Leibniz uses 'force' to mean both activity and potential [Leibniz] |
20819 | The past and the future subsist, but only the present exists [Chrysippus, by Plutarch] |
20818 | The present does not exist, so our immediate experience is actually part past and part future [Chrysippus, by Plutarch] |
20821 | Time is continous and infinitely divisible, so there cannot be a wholly present time [Chrysippus, by Stobaeus] |
3048 | Stoics say that God the creator is the perfection of all animals [Chrysippus, by Diog. Laertius] |
20773 | The origin of justice can only be in Zeus, and in nature [Chrysippus] |
5965 | The source of all justice is Zeus and the universal nature [Chrysippus] |
3042 | Stoics teach that law is identical with right reason, which is the will of Zeus [Chrysippus, by Diog. Laertius] |
3889 | God's existence is either necessary or impossible [Leibniz, by Scruton] |
7842 | Leibniz was closer than Spinoza to atheism [Leibniz, by Stewart,M] |
1782 | Stoics teach that God is a unity, variously known as Mind, or Fate, or Jupiter [Chrysippus, by Diog. Laertius] |
20830 | Death can't separate soul from body, because incorporeal soul can't unite with body [Chrysippus] |
21404 | There is a rationale in terrible disasters; they are useful to the whole, and make good possible [Chrysippus] |