Contents -- Preface to the Revised Edition -- Introduction, by William Bolcom -- On the New Image of Music -- Indeterminacy in the New Music (1959) -- The New Image of Music (1963) -- On Schoenberg and Serialism -- My Dear Igor (An Imaginary Dialogue) (1957) -- Reflections on Schoenberg (1972) -- On Musical Time and Space -- Duration in Music (1960) -- The Concepts of Musical Time and Space (1963) -- On Music, Humanism, and Culture -- No Center (1969) -- Humanism versus Science (1970) -- Fiddlers and Fribbles or Is Art a Separate Reality? (1986) -- News of the Culture or News of the Universe? (1988) -- Talking to Luigi Russolo Eighty-Five Years Later (1998) -- On the Fantastic and the Logical -- Aural Fact or Fiction: Or, Composing at the Seashore (1965) -- The Fantastic and the Logical: Reflections on Science, Politics, and Art (1973) -- The Marvelous in Art (1982) -- On the Renewal of Music -- The Avant-Garde and the Aesthetics of Survival (1969) -- Guston and Me: Digression and Return (1992) -- Polarity in Music: Symmetry, Asymmetry, and Their Consequences (1995) -- L'Envoi (1998) -- Selected Bibliography -- Index.