O Fortuna topped a 2009 list of the most-played classical music of the previous 75 years in the United Kingdom. O Fortuna "O Fortuna" is a medieval Latin Goliardic poem written early in the 13th century, part of the collection known as the "Carmina Burana". It is a complaint about Fortuna, the inexorable fate that rules both gods and mortals in Roman and Greek mythology. In 1935–36, "O Fortuna" was set to music by German composer Carl Orff as a part of "", the opening and closing movement of his cantata "Carmina Burana". It was first staged by the Frankfurt Opera on
Carl Orff of the human spirit through sexual and holistic balance. The work was based on thirteenth-century poetry found in a manuscript dubbed the "Codex latinus monacensis" found in the Benedictine monastery of Benediktbeuern in 1803 and written by the Goliards; this collection is also known as "Carmina Burana". While "modern" in some of his compositional techniques, Orff was able to capture the spirit of the medieval period in this trilogy, with infectious rhythms and simple harmonies. The medieval poems, written in Latin and an early form of German, are often racy, but without descending into smut. "Fortuna Imperatrix Mundi", commonly known