The opening epigraph is quoted from an essay by Joseph Glanvill called "Against Confidence in Philosophy and Matters of Speculation" (1676), though Poe altered the wording significantly.
У епіграфі цитата з есе Джозефа Гленвілла під назвою "Against Confidence in Philosophy and Matters of Speculation" (1676), хоча По значно змінив формулювання.