Pope John Paul II's apostolic letter, Ordinatio Sacerdotalis, confirmed that conferring Holy Orders on men only is a matter pertaining to divine revelation that has consistently been taught by the universal and ordinary Magisterium of the Church, and hence is to be definitively held by all the faithful. Thus, the Church's practice is not a concession to the customs of an age, but is founded upon a theology of the sexes, which is based on the...