4 ideas
9992 | The 'extension of a concept' in general may be quantitatively completely indeterminate [Cantor] |
9916 | Convention, yes! Arbitrary, no! [Poincaré, by Putnam] |
1748 | Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius] |
5989 | Archelaus said life began in a primeval slime [Archelaus, by Schofield] |