Who said "Tradition becomes sterile when it stops evolving."?

This quote is attributed to Pierre Boulez.

Tradition becomes sterile when it stops evolving. - Pierre Boulez

"Tradition becomes sterile when it stops evolving."

Pierre Boulez Change

Avant-Garde Composer Conductor French 1925–2016

"Music is the vehicle for human emotion. It has always been."

"Compose yourself, and the world will compose itself."

"The serial technique is not a philosophy but a method."

"I think music is the most beautiful of all the arts."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."