23 ideas
17641 | Discoveries in mathematics can challenge philosophy, and offer it a new foundation [Russell] |
12124 | Metaphysics is the best knowledge, because it is the simplest [Bacon] |
12123 | Natural history supports physical knowledge, which supports metaphysical knowledge [Bacon] |
12119 | Physics studies transitory matter; metaphysics what is abstracted and necessary [Bacon] |
12120 | Physics is of material and efficient causes, metaphysics of formal and final causes [Bacon] |
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] |
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] |
17637 | The most obvious beliefs are not infallible, as other obvious beliefs may conflict [Russell] |
12121 | We don't assume there is no land, because we can only see sea [Bacon] |
17639 | Believing a whole science is more than believing each of its propositions [Russell] |
12117 | Science moves up and down between inventions of causes, and experiments [Bacon] |
12127 | Many different theories will fit the observed facts [Bacon] |
17631 | Induction is inferring premises from consequences [Russell] |
12126 | People love (unfortunately) extreme generality, rather than particular knowledge [Bacon] |
1590 | The just man does not harm his enemies, but benefits everyone [Plato] |
12125 | Teleological accounts are fine in metaphysics, but they stop us from searching for the causes [Bacon] |
17633 | The law of gravity has many consequences beyond its grounding observations [Russell] |
12118 | Essences are part of first philosophy, but as part of nature, not part of logic [Bacon] |