"We have a choice to use the gift of our life to make a difference. It's up to us to decide what kind of difference we're going to make."

"I'm not an activist, I'm a pragmatist. I just want to save the world."

"I think the most important thing is to instill in children a love of nature."

"My message is one of hope, but it's also a call to action."

"My mother always told me that if I wanted to achieve something, I had to work hard and never give up."