"We have a moral obligation to protect the environment for future generations."

"I'm often asked if I get lonely out in the field. And the answer is no, because I'm surrounded by life."

"I don't understand why we have to be so destructive. Why can't we learn to live in harmony with nature?"

"The greatest threat to our planet is the belief that someone else will save it."

"I believe that every single one of us can make a difference."