In the newest Oprah's Book Club pick, 'The Twelve Tribes of Hattie,' author Ayana Mathis traces one family's difficult journey through the turbulent decades following the Great Migration. In this video clip, Oprah asks Mathis if she thinks readers long for suffering characters more than joyful ones. Learn how you can participate in Oprah's Book Club 2.0! Then tune in to OWN on Sunday, Feb. 3, at 11 a.m. ET for Oprah's television interview with author Ayana Mathis on 'Super Soul Sunday.'