As he walked the streets of the city, the prostitutes, pimps, runaways, drug addicts and hustlers he saw, filled his heart with anguish. "All true passion of life comes out of anguish," David Wilkerson said, years after founding an international drug rehabilitation program. Teen Challenge has one of the highest success rates in the world. Wilkerson continued, "Search the scriptures and you'll find that when God determined to recover a ruined situation, He would share His own anguish for what God saw happening... He would find a praying man and He would take that man and literally baptize him in anguish."