9 ideas
17435 | Objects do not naturally form countable units [Koslicki] |
17433 | We can still count squares, even if they overlap [Koslicki] |
17439 | There is no deep reason why we count carrots but not asparagus [Koslicki] |
17434 | We struggle to count branches and waves because our concepts lack clear boundaries [Koslicki] |
6408 | Russell needed three extra axioms to reduce maths to logic: infinity, choice and reducibility [Grayling] |
17436 | We talk of snow as what stays the same, when it is a heap or drift or expanse [Koslicki] |
6414 | Two propositions might seem self-evident, but contradict one another [Grayling] |
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] |