2012 Reprint of Original 1946 Edition. Exact facsimile of the original edition, not reproduced with Optical Recognition Software. Laubach was born and raised in Benton, PA. He was a missionary educator and preacher among the Muslin Moros on Mindanao in the Philippine Islands. While handling the tough assignment among half a million hostile Moros, Laubach experienced a most extraordinary breakthrough of the sense of the Lord's presence as he prayed. Prayer was for him "the mightiest force in the world. "