Who said "Nature is the greatest teacher available"?

This quote is attributed to Goldman, Alvin.

Nature is the greatest teacher available - Goldman, Alvin

"Nature is the greatest teacher available"

Goldman, Alvin Nature

Philosopher American Born 1938 (age 88)

"Justified true belief is not knowledge"

"The mind is the greatest tool we possess"

"Truth is the foundation of all virtue"

"Knowledge without application is merely information"

"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."