Natureby Ralph Waldo Emerson
The Prophetby Kahlil Gibran
The Enchiridionby Epictetus
Waldenby Henry David Thoreau
Free Lectures from The Great Courses
Freakonomics Radio Podcastby Stephen J. Dubner
SmartLess Podcastby Jason Bateman
New York Times The Daily Podcastby Michael Barbaro
CBC's The Best of Ideas Podcast
Intelligence Squared U.S. Podcast
Life Forceby Anthony Robbins
The 5AM Clubby Robin Sharma
Talking to Strangersby Malcolm Gladwell
Factfulnessby Hans Rosling
Full Catastrophe Livingby Jon Kabat-Zinn