Who said "Nature is the original teacher of all wisdom"?

This quote is attributed to Led Zeppelin.

Nature is the original teacher of all wisdom - Led Zeppelin

"Nature is the original teacher of all wisdom"

Led Zeppelin Nature

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"

"Nature teaches us about beauty."

"Nature teaches us patience and wisdom"

"Sometimes it snows in April."

"Every town has a soul, and Twin Peaks has a troubled one."