Who said "The music is in the spaces between the notes"?

This quote is attributed to Led Zeppelin.

The music is in the spaces between the notes - Led Zeppelin

"The music is in the spaces between the notes"

Led Zeppelin Music

Rock Band British 1968–1980

"I've been dazed and confused for so long it's not true"

"The song remains the same"

"Whole lotta love is what I need"

"Black dog on my trail"

"Music is the language of the soul."

"My music comes from my heart."

"Music transcends all language barriers."

"Music is the universal language of love."