Who said "Nature reminds us what we're fighting to protect."?

This quote is attributed to M*A*S*H.

Nature reminds us what we're fighting to protect. - M*A*S*H

"Nature reminds us what we're fighting to protect."

M*A*S*H Nature

"War isn't Hell. War is war, and Hell is Hell. And of the two, war is a lot worse."

"The only thing worth anything is people. Everything else is just stuff."

"You can't be in the Army and be sane."

"I'm not a doctor, but I play one under fire."

"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."