I would feel more optimistic about a bright future for man if he spent less time proving that he can outwit Nature and more time tasting her sweetness and respecting her seniority.
E. B. White

I believe in God, only I spell it Nature.
Frank Lloyd Wright

Adapt or perish, now as ever, is nature's inexorable imperative.
H. G. Wells

One cannot fix one's eyes on the commonest natural production without finding food for a rambling fancy.
Jane Austen

The goal of life is living in agreement with nature.
Zeno