The Man Who Was Thursday: A Nightmare

"The Man Who Was Thursday: A Nightmare" is a metaphysical thriller and allegorical novel by G.K. Chesterton, first published in 1908. The narrative follows Gabriel Syme, a poet who infiltrates a group of anarchists, each named after a day of the week, and is himself elected "Thursday". The book explores themes of order, chaos, and the nature of evil, blending elements of political satire, philosophical debate, and poetic allegory. Its unexpected twists and enduring enigmas have intrigued readers for over a century.