Every bit of theorizing I've ever done, including my interest in Berg, has come as a consequence of discoveries I made as a composer and interests that I developed as a composer. I never thought of my theory as being a kind of irrelevant activity to my composing.
Kozinn, Allan (January 24, 2009). "George Perle, a Composer and Theorist, Dies at 93", New York Times. - The Listening Composer