The Conqueror Worm
"The Conqueror Worm" is a poem by Edgar Allan Poe. It is about human mortality and the fact that death cannot be stopped.  It was first published in Graham's Magazine in 1843. It was incorporated into Poe's short story "Ligeia" in 1845.  In the revised story, the poem is composed by Ligeia. She teaches it to the narrator during her death throes.