23 ideas
17641 | Discoveries in mathematics can challenge philosophy, and offer it a new foundation [Russell] |
5182 | Claims about 'the Absolute' are not even verifiable in principle [Ayer on Bradley] |
6864 | Metaphysics is finding bad reasons for instinctive beliefs [Bradley] |
17638 | If one proposition is deduced from another, they are more certain together than alone [Russell] |
17632 | Non-contradiction was learned from instances, and then found to be indubitable [Russell] |
10999 | Names need a means of reidentifying their referents [Bradley, by Read] |
17629 | Which premises are ultimate varies with context [Russell] |
17630 | The sources of a proof are the reasons why we believe its conclusion [Russell] |
17640 | Finding the axioms may be the only route to some new results [Russell] |
17627 | It seems absurd to prove 2+2=4, where the conclusion is more certain than premises [Russell] |
17628 | Arithmetic was probably inferred from relationships between physical objects [Russell] |
6422 | Internal relations are said to be intrinsic properties of two terms, and of the whole they compose [Bradley, by Russell] |
7966 | Relations must be linked to their qualities, but that implies an infinite regress of relations [Bradley] |
17637 | The most obvious beliefs are not infallible, as other obvious beliefs may conflict [Russell] |
2614 | Modern phenomenalism holds that objects are logical constructions out of sense-data [Ayer] |
6404 | British Idealists said reality is a single Mind which experiences itself [Bradley, by Grayling] |
22299 | Bradley's objective idealism accepts reality (the Absolute), but says we can't fully describe it [Bradley, by Potter] |
21343 | Qualities and relations are mere appearance; the Absolute is a single undifferentiated substance [Bradley, by Heil] |
2615 | The concept of sense-data allows us to discuss appearances without worrying about reality [Ayer] |
17639 | Believing a whole science is more than believing each of its propositions [Russell] |
17631 | Induction is inferring premises from consequences [Russell] |
6406 | Reality is one, because plurality implies relations, and they assert a superior unity [Bradley] |
17633 | The law of gravity has many consequences beyond its grounding observations [Russell] |