By Rick Warren. A #1 New York Times bestseller, The Purpose Driven Life by founding pastor Rick Warren of Saddleback Church in Lake Forest, California, one of the nation's largest congregations, offers a personal forty-day spiritual journey aimed at transfromative change...a change in the perpspective of life's most important question: What on earth am I here for? Knowing G-d's purpose for creating you will reduce your stress, focus your energy, simplify your decisions, give meaning to your life, and most important, prepare you for eternity. Zondervan (2002), English. hardcover: 334 pages.