In this book, Pierson discusses the importance and urgency of the mission of spreading Christianity across the world. He presents a compelling argument for the necessity of missions and the work that needs to be done to fulfill the great commission. This book provides valuable insight into the history of Christian missions, as well as a call to action for Christians today. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.