Who said "The secret of success is that it is not a secret at all."?

This quote is attributed to Sergei Diaghilev.

The secret of success is that it is not a secret at all. - Sergei Diaghilev

"The secret of success is that it is not a secret at all."

Sergei Diaghilev Success

Impresario & Entrepreneur Russian 1872–1929

"Astonish me!"

"I want you to steal."

"The public always prefers entertainment to art."

"Art should be ephemeral."

"Success comes to those who never give up."

"Success is measured by happiness, not money."

"You make your own luck in this world."

"You have to be organized to be successful in anything."