Today’s poem is in translation from the original Latin, which makes it a heck of a lot older than I would have guessed based on its voice/diction. Well translated, Frank O. Copley!
From Book II of On the Nature of Things by Lucretius (ca. 99-55 BC):
…Do you see now: though outside force propel
people and push them willy-nilly on,
and hurry them headlong, still within our hearts
there’s something that resists and can fight back…