by a past act; it may even follow upon an act which was good in itself (c. 1). Christians, however, understand that it is sin which makes repentance necessary and gives it meaning. Repentance supposes the reprobation of one’s evil deeds and an amendment of life; it is motivated by fear of God; it is required by the divine justice; it effects the forgiveness of sins and, thus, has salvation as its fruit (c. 2). Repentance is demanded for all sins, external and internal alike (c. 3). God Himself commands