Music is organized sound.

I dream of instruments obedient to my thought and which with their contribution of a whole new world of unsuspected sounds, will lend themselves to the exigencies of my inner rhythm.

I was not influenced by composers as much as by natural objects and physical phenomena.

Our musical alphabet is poor and illogical.

Music, which should pulsate with life, needs new means of expression, and science alone can infuse it with youthful vigor.

There is an idea, the basis of an internal structure, expanded and split into different shapes or groups of sound constantly changing in shape, direction, and speed, attracted and repulsed by various forces.

I have just begun a work in which an important part is given to a large chorus and with it I want to use several of your instruments – augmenting their range as in those...

The present day composer refuses to die.

Contrary to general belief, an artist is never ahead of his time but most people are far behind theirs.

Everyone is born with genius, but most people only keep it a few minutes.

I don’t want to write any more for the old Man-power instruments and am handicapped by the lack of adequate electrical instruments for which I now conceive my music.