Your subconscious is smarter than you are.
Or at least more powerful. In one study, a square was assigned to a location on a computer screen through a complex pattern. After watching it, people began to get results better than chance of picking out where the square would pop up next. But when asked to consciously determine the pattern, even given a few hours, nobody could do it.
http://www.lifehack.org/articles/productivity/nine-brain-quirks-you-didnt-realize-you-had.html