Section — McHugh–Callan, Moral Theology
Introduction
1347.
(Summa Theologica, II-II, qq. 37-42.)
The following sins are opposed to the peace of charity: (a) discord, which is opposed to peace in wills; (b) contention or quarreling, which is opposed to peace in words; (e) schism, war, fights and sedition, which are opposed to peace in works.