While the Church exhorts civil authorities to seek peace, not war, and to exercise discretion and mercy in imposing punishment on criminals, it may still be permissible to take up arms to repel an aggressor or to have recourse to capital punishment. There may be a legitimate diversity of opinion even among Catholics about waging war and applying the death penalty, but not however with regard to abortion and euthanasia.
Pope Benedict XVIIt is necessary not only to relieve the gravest needs but to go to their roots, proposing measures that will give social, political and economic structures a more equitable and solidaristic configuration.
Pope Benedict XVIPopular piety is one of our strengths because it consists of prayers deeply rooted in people's hearts. These prayers even move the hearts of people who are somewhat cut off from the life of the Church and who have no special understanding of faith. All that is required is to 'illuminate' these actions and 'purify' this tradition so that it may become part of the life of the Church today.
Pope Benedict XVI