This centenary edition of the works of Theodore Parker is an essential resource for anyone interested in the life and thought of this influential American writer and theologian. Parker, a leading figure in the Transcendentalist movement, was a prolific writer and social reformer. This collection includes his most important works, including Sermons of Theism, Theism, Atheism, and the Popular Theology, and Discourses on Matters Pertaining to Religion. With an introduction by one of Parker's contemporaries, this edition is a valuable addition to any library. 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.