The last piece of pi (a poem)

A new Pi-Archimedes poem. Not actually the last one for the month—and not actually Pi-Archimedes in form (it has an extra line)—but it’s better than the one I wrote this morning, and now I can read it tomorrow… ‘Thirty days hath September, April, June, and November.’ How the rest goes, I don’t remember— this is the last one [...]