27 ideas
6319 | Wise people choose inaction and silence [Laozi (Lao Tzu)] |
6325 | One who knows does not speak; one who speaks does not know [Laozi (Lao Tzu)] |
6321 | Vulgar people are alert; I alone am muddled [Laozi (Lao Tzu)] |
13913 | The four 'perfect syllogisms' are called Barbara, Celarent, Darii and Ferio [Engelbretsen/Sayward] |
13914 | Syllogistic logic has one rule: what is affirmed/denied of wholes is affirmed/denied of their parts [Engelbretsen/Sayward] |
13915 | Syllogistic can't handle sentences with singular terms, or relational terms, or compound sentences [Engelbretsen/Sayward] |
13916 | Term logic uses expression letters and brackets, and '-' for negative terms, and '+' for compound terms [Engelbretsen/Sayward] |
13850 | In modern logic all formal validity can be characterised syntactically [Engelbretsen/Sayward] |
13849 | Classical logic rests on truth and models, where constructivist logic rests on defence and refutation [Engelbretsen/Sayward] |
13851 | Unlike most other signs, = cannot be eliminated [Engelbretsen/Sayward] |
13852 | Axioms are ω-incomplete if the instances are all derivable, but the universal quantification isn't [Engelbretsen/Sayward] |
16062 | A necessary relation between fact-levels seems to be a further irreducible fact [Lynch/Glasgow] |
16061 | If some facts 'logically supervene' on some others, they just redescribe them, adding nothing [Lynch/Glasgow] |
16060 | Nonreductive materialism says upper 'levels' depend on lower, but don't 'reduce' [Lynch/Glasgow] |
16064 | The hallmark of physicalism is that each causal power has a base causal power under it [Lynch/Glasgow] |
6328 | To know yet to think that one does not know is best [Laozi (Lao Tzu)] |
6323 | Pursuit of learning increases activity; the Way decreases it [Laozi (Lao Tzu)] |
6331 | Truth is not beautiful; beautiful speech is not truthful [Laozi (Lao Tzu)] |
6330 | One with no use for life is wiser than one who values it [Laozi (Lao Tzu)] |
6327 | Do good to him who has done you an injury [Laozi (Lao Tzu)] |
23402 | The highest virtue is achieved without effort [Laozi (Lao Tzu)] |
6324 | To gain in goodness, treat as good those who are good, and those who are not [Laozi (Lao Tzu)] |
6322 | There is no crime greater than having too many desires [Laozi (Lao Tzu)] |
6320 | The best rulers are invisible, the next admired, the next feared, and the worst are exploited [Laozi (Lao Tzu)] |
6329 | People are hard to govern because authorities love to do things [Laozi (Lao Tzu)] |
6326 | The better known the law, the more criminals there are [Laozi (Lao Tzu)] |
23401 | A military victory is not a thing of beauty [Laozi (Lao Tzu)] |