2001: A Space Odyssey (soundtrack) mankind's eventual replacement by overmen ("Übermensch") in Nietzsche's work "Thus Spoke Zarathustra". "Gayane's Adagio" from Aram Khachaturian's "Gayane" ballet suite is heard during the sections that introduce Bowman and Poole aboard the "Discovery", conveying a somewhat lonely and mournful quality. In addition to the majestic yet fairly traditional compositions by the two Strausses and Khachaturian, Kubrick used four highly modernistic compositions by György Ligeti that employ micropolyphony, the use of sustained dissonant chords that shift slowly. This technique was pioneered in "Atmosphères", the only Ligeti piece heard in its entirety in the film. Ligeti admired Kubrick's film but, in addition
2001: A Space Odyssey (film) line of dialogue or after the final line. Almost no music is heard during scenes with dialogue. The film is notable for its innovative use of classical music taken from existing commercial recordings. Most feature films then and now are typically accompanied by elaborate film scores or songs written specially for them by professional composers. In the early stages of production, Kubrick had commissioned a from Hollywood composer Alex North, who had written the score for "Spartacus" and also worked on "Dr. Strangelove". But during post-production, Kubrick chose to abandon North's music in favor of the now-familiar classical pieces he