28 ideas
4739 | In "if and only if" (iff), "if" expresses the sufficient condition, and "only if" the necessary condition [Engel] |
18274 | Analysis complicates a statement, but only as far as the complexity of its meaning [Wittgenstein] |
4737 | Are truth-bearers propositions, or ideas/beliefs, or sentences/utterances? [Engel] |
4750 | The redundancy theory gets rid of facts, for 'it is a fact that p' just means 'p' [Engel] |
4744 | We can't explain the corresponding structure of the world except by referring to our thoughts [Engel] |
4738 | The coherence theory says truth is an internal relationship between groups of truth-bearers [Engel] |
4745 | Any coherent set of beliefs can be made more coherent by adding some false beliefs [Engel] |
4755 | Deflationism cannot explain why we hold beliefs for reasons [Engel] |
4753 | Deflationism seems to block philosophers' main occupation, asking metatheoretical questions [Engel] |
4751 | Maybe there is no more to be said about 'true' than there is about the function of 'and' in logic [Engel] |
16908 | We can dispense with self-evidence, if language itself prevents logical mistakes [Jeshion on Wittgenstein] |
4752 | Deflationism must reduce bivalence ('p is true or false') to excluded middle ('p or not-p') [Engel] |
18276 | A statement's logical form derives entirely from its constituents [Wittgenstein] |
6563 | 'And' and 'not' are non-referring terms, which do not represent anything [Wittgenstein, by Fogelin] |
23472 | The sense of propositions relies on the world's basic logical structure [Wittgenstein] |
4762 | The Humean theory of motivation is that beliefs may be motivators as well as desires [Engel] |
4754 | Our beliefs are meant to fit the world (i.e. be true), where we want the world to fit our desires [Engel] |
4763 | 'Evidentialists' say, and 'voluntarists' deny, that we only believe on the basis of evidence [Engel] |
23500 | My main problem is the order of the world, and whether it is knowable a priori [Wittgenstein] |
4746 | Pragmatism is better understood as a theory of belief than as a theory of truth [Engel] |
4764 | We cannot directly control our beliefs, but we can control the causes of our involuntary beliefs [Engel] |
22323 | The philosophical I is the metaphysical subject, the limit - not a part of the world [Wittgenstein] |
4759 | Mental states as functions are second-order properties, realised by first-order physical properties [Engel] |
23481 | Propositions assemble a world experimentally, like the model of a road accident [Wittgenstein] |
4678 | Absolute prohibitions are the essence of ethics, and suicide is the most obvious example [Wittgenstein] |
21236 | Instead of gravitational force, we now have a pervasive gravitational field [Farmelo] |
21235 | The Schrödinger waves are just the maths of transforming energy values to positions [Farmelo] |
21234 | Experiments show that fundamental particles of one type are identical [Farmelo] |