Sara Coleridge the "Essays on his Own Times, by S. T. Coleridge", and the Introduction to the "Biographia Literaria". In 1850, Coleridge discovered a lump in her breast. Her physician decided not to operate, prescribing cod liver oil and opium. Knowing there was no cure, she waited for the disease to take its course. "I live in constant fear," Coleridge wrote, "like the Ancient Mariner with the Albatross hung about his neck, I have a weight always upon me." Shortly before she died she amused herself by writing a little autobiography for her daughter. This, which reaches only to her ninth year,
The Rime of the Ancient Mariner to tutelary spirits: "Suppose you represent him as having killed one of these birds on entering the south sea, and the tutelary spirits of these regions take upon them to avenge the crime." By the time the trio finished their walk, the poem had taken shape. Bernard Martin argues in "The Ancient Mariner and the Authentic Narrative" that Coleridge was also influenced by the life of Anglican clergyman John Newton, who had a near-death experience aboard a slave ship. The poem may also have been inspired by the legends of the Wandering Jew, who was forced to wander the earth