The following interview with Pierre Boulez contains arresting statements from the composer, casting new light on his musical and historical thinking. New insights emerge in an elaborate discussion of his compositional techniques in Pli selon pli and other main works. Surprising to some readers, Boulez the modernist here admits his constant dependence on personal choices and musical taste. He gives his views on modernism's intriguing relation to the classical musical tradition. He describes the cultural situation immediately following the Second World War and he discusses the complex relation between ‘life’ and ‘work’. Boulez takes up his experience as a conductor and points to the influence of Wagner, Debussy, and Mahler on his later conception of musical form. He finally airs his opinions on some lighter issues like Parisian culture, early music, rock, and opera.