Who said "Change is the only constant; embrace it or be left behind."?

This quote is attributed to John Wayne.

Change is the only constant; embrace it or be left behind. - John Wayne

"Change is the only constant; embrace it or be left behind."

John Wayne Change

Actor American 1907–1979

"Courage is being scared to death, but saddling up anyway."

"Life is hard; it's harder if you're stupid."

"Tomorrow is the most important thing in life."

"All I have to do is divine will, not my own."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."