"We cannot live in a world where we're constantly taking, taking, taking, and not giving anything back."

"I believe that there is hope for the future, as long as we don't give up."

"The root of our problems is that we have become disconnected from the natural world."

"I think the most important thing is to keep active and to hope that your mind stays active."

"I've been fortunate to spend my life among animals, and they've taught me so much about what it means to be human."