And if that wasn't enough to convince you, they also predicted the death of some future Pope in a violent massacre at the hands of groups of soldiers. This was obviously fulfilled when Pope John Paul II nearly died in an assassination attempt by a lone gunman.
*lol*
Common to visions of Mary are a theme that goes like this: "Jesus is angry, he is coming to judge. So, do X marian devotion to escape his wrath." That's just my cynicism of course.