Daily Devotional by Pastor Greg Laurie. Greg Laurie is the senior pastor of Harvest Christian Fellowship, one of the largest churches in America, and consistently ranks among the most influential churches in the country. He began his pastoral ministry at the age of 19 by leading a Bible study of 30 people. Laurie is the featured speaker of the nationally syndicated radio program, A New Beginning, which is broadcast on more than 800 radio outlets around the world.