(St. Francisco Borgia performing a deathbed exorcism, by Francisco Goya) There is a particular reason why we Catholics invoke the powerful intercession of the Blessed Virgin Mary when we say, "Pray for us sinners, now and at the hour of our death, amen." In addition to Scripture's repeated reminders that the devil is actively seeking the spiritual destruction of as many men and women as he can possibly destroy, many of the great saints (too many to be numbered here) have attested to the fact that the evil one is allowed by God to harass people with all kinds...