As this series of articles nears the end of the Compendium of the Social Doctrine of the Church, one questions lingers. Who is going to do all this stuff?

Sean O'Sullivan made history in 1972 when he was elected at age 20 as, at that time, Canada's youngest-ever member of Parliament. By his own account, O'Sullivan was a combative sort who mostly made his mark battling other members of his Progressive Conservative Party.

The Compendium of the Social Doctrine of the Church tends to approach most topics in its 255 pages of text in a cool, dispassionate manner. In places, it appears to be written more for academics than for the average layperson whose task it is to implement Church social teaching.

The Catholic Church has been one of the world's most outspoken opponents of war and also one of the strongest advocates of disarmament. It's a simple truth that if there were no weapons, there would be no wars. At the very least, the battles among peoples would be fought with sticks and rocks rather than with AK-47s and cruise missiles.