When Harvard brain scientist Jill Bolte Taylor suffered a stroke in 1996, she lost her language, memories and ability to think about the future. What she gained was an entirely new perspective on life. Watch this clip from Oprah's Lifeclass where she shares a lesson that changed Oprah's life.

Then, watch Oprah's interview with Jill at 11 a.m. ET/PT this Sunday on OWN, Oprah.com, Facebook.com/OWNTV and Facebook.com/SuperSoulSunday. It's a conversation you won't want to miss.