This book is a systematic exposition of the Christian faith, written by a prominent Scottish theologian of the 19th century. It covers a wide range of topics, including the nature of God, the principles of salvation, and the duties of the Christian life, and provides a profound and inspiring vision of the divine purpose for human beings. The book is marked by its clarity, depth, and sensitivity to the spiritual needs of the reader. 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.