Oprah sits down with don Miguel Ruiz, author of the New York Times best-selling book The Four Agreements: A Practical Guide to Personal Freedom. Originally introduced to Oprah and her audience by Ellen DeGeneres in 1999, Oprah selected the The Four Agreements as one of her Favorite Things.

During this candid new interview, don Miguel shares how his near-death experiences opened him up to the more profound levels of spiritual awareness. Inspired to guide others on the spiritual path, don Miguel discusses the power of each of the four agreements:

1. Be impeccable with your word.
2. Don't take anything personally.
3. Don't make assumptions.
4. Always do your best.

Plus, find out how avid readers have been affected by the lessons of The Four Agreements.

Watch a preview above! Then, mark your calendar for Sunday, March 3, at 11 a.m. ET/PT. Watch on OWN or join our worldwide simulcast at Oprah.com or Facebook.com/supersoulsunday.