Sufism is a mystical branch of Islam. Throughout the centuries they have had a wonderful reputation as deeply caring, loving people, very non-violent, very non-confrontational. In India the Sufis and the Hindu mystics had deep respect for each other and got along well with each other. In Medieval Spain, the Sufis and the Jewish mystics had the same wonderful relationship. During the Administration of President George Bush (Jr.) he sent Sufi representatives to help encourage cooperation and peace in the region. Sufis are often known through the poetry of Rumi and Hafiz. The Sufi poets have been widely considered some of the best poets in world history. For the philosophy, the writings of the Sufi saint, Hazrat Inayat Khan are online, free. the poem "Love Dogs," by Rumi... ++++ the writings of Hazrat Inayat Khan Life and Teachings of Hazrat Inayat Khan - a brief biography ++++ interesting aside...Hazrat Inayat Khan's daughter was a famous British war hero during WWII. Did a very very dangerous spy mission for the Allies, inside Nazi territory. Was eventually captured, tortured and executed. Her life is credited with giving the Muslim people much greater respect among the British population.