This two-volume set contains the complete text of the moral theology of Saint Alphonsus Liguori, a 18th century Italian Catholic bishop and theologian. Considered one of the most important works of Catholic moral theology, it covers a wide range of ethical issues from the perspective of Catholic doctrine. A valuable resource for scholars and anyone interested in Catholic theology. 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.