Rumi is the greatest mystic poet to have written in Persian, and the Masnavi is his masterpiece. Divided into six books and consisting of some 26,000 verses, the poem was designed to convey a message of divine love and unity to the disciples of Rumi's Sufi order, known today as the Whirling Dervishes. Like the earlier books, Book Three interweaves amusing stories with homilies to instruct pupils in the understanding of God's meaning. It has a special...