Guftagu 6 by Wasif Ali Wasif is collection of essays on all things spiritual. Powerful, moving, sorrow and joy.In Guftagu 6, author has answered to all questions that were asked by the people. The questions which were asked were about Islamic teaching, Sufism, spirituality and other society issues. He has given the coherent answers to his audience.
All the six volumes of Guftagu are available here.