Every morning, Oprah wakes up and does one lesson from Mark Nepo's The Book of Awakening every day. Find out why this book is so important to Oprah that she's made it part of her daily routine!

• How The Book of Awakening helps Oprah find her calling
• Why the book was named one of Oprah's favorite things

Plus, Mark shares advice on how to discover your deepest-held belief! Don't miss his interview with Oprah on Super Soul Sunday this Sunday at 8/7c.