Symphonie fantastique
His immediate influence extended to Edgar Allan Poe, Fitz Hugh Ludlow, Charles Baudelaire and Nikolai Gogol, but even major 20th-century writers such as Jorge Luis Borges admired and claimed to be partly influenced by his work. Berlioz also loosely based his "Symphonie fantastique" on "Confessions of an English Opium-Eater", drawing on the theme of the internal struggle with one's self.