Jane Goodall is best known for her groundbreaking work studying chimpanzees in the wild. She's dedicated nearly 60 years to environmental activism, and says she's remains hopeful. We talk to her about her new book, "The Book of Hope: A Survival Guide For Trying Times," what fuels her optimism and how the next generation can follow in her footsteps.Want to support 1A? Give to your local public radio station and subscribe to this podcast. Have questions? Find us on Twitter @1A.