"The Forty Rules of Love" by Elif Shafak is a captivating blend of historical fiction, Sufi philosophy, and mysticism. Set in both 13th-century Anatolia and present-day Massachusetts. It tells the intertwined stories of Ella and Aziz and the friendship between Rumi and Shams-of-Tabriz. This soulful novel beautifully illustrates the transformative power of love and friendship.