"We are poisoning our children's future with our shortsighted actions."

"The true meaning of conservation is to protect the earth's resources for future generations."

"I am not a scientist in the sense that I wear a white coat and work in a laboratory. I am a writer, and my laboratory is the world around me."

"If a child is to keep alive his inborn sense of wonder, he needs the companionship of at least one adult who can share it, rediscovering with him the joy, excitement, and mystery of the world we live …"

"There is something infinitely healing in the repeated refrains of nature—the assurance that dawn comes after night, and spring after winter."