5 ideas
13007 | Archimedes defined a straight line as the shortest distance between two points [Archimedes, by Leibniz] |
8463 | Maths can be reduced to logic and set theory [Quine] |
8461 | The category of objects incorporates the old distinction of substances and their modes [Quine] |
8462 | A hallucination can, like an ague, be identified with its host; the ontology is physical, the idiom mental [Quine] |
7492 | Early societies are based on community, and modern societies on association [Tönnies, by Watson] |