"The aim of science is to discover and illuminate truth. And that, I take it, is the aim of literature, whether biography or history or fiction. It seems to me, then, that there can be no separate lite…"

"I am haunted by the thought of what we are doing to the earth."

"The fact that we are so ignorant of the long-term effects of these chemicals is terrifying."

"The 'control of nature' is a phrase conceived in arrogance, born of the Neanderthal age of biology and the convenience of man."

"The beauty of the living world is a gift to all of us. We must not squander it."