The development of new instrumental and vocal idioms has been one of the remarkable phenomena of recent music.

Music might be defined as a system of proportions in the service of a spiritual impulse

Nonetheless, I sense that it will be the task of the future to somehow synthesize the sheer diversity of our present resources into a more organic and well-ordered procedure.

This is not a happy time for this kind of music in this country.

I am certain that most composers today would consider today's music to be rich, not to say confusing, in its enormous diversity of styles, technical procedures, and systems of esthetics.

Unquestionably, our contemporary world of music is far richer, in a sense, than earlier periods, due to the historical and geographical extensions of culture to which I have referred.

The advent of electronically synthesized sound after World War II has unquestionably had enormous influence on music in general.