Anything could happen. You learn early, if you are fortunate, this simple truth. You prepare yourself for Life by realizing there is no possible preparation; you learn to accept uncertainty.
Try telling this to a 23-year-old attempting to backpack alone all over Europe with very little money and no itinerary though. Ten years ago, this was our hero.
He was convinced that there was a Master Plan for him, that Life had meant him for greater things. Yes, absolutely so.