Who said "Art that does not challenge is merely decoration."?

This quote is attributed to Sergei Diaghilev.

Art that does not challenge is merely decoration. - Sergei Diaghilev

"Art that does not challenge is merely decoration."

Sergei Diaghilev Art

Impresario & Entrepreneur Russian 1872–1929

"Astonish me!"

"I want you to steal."

"The public always prefers entertainment to art."

"Art should be ephemeral."

"The stage is my true home."

"Art is the expression of the soul."

"Living well means living properly."

"Art and music are the treasures of civilization"