I once heard that if you put a smart mouse in a maze and put a piece of cheese on the other side of the maze, the mouse will follow its nose until it finds the cheese. If you do this repeatedly and put the cheese in the same place in the maze, eventually the mouse will memorize the course and go straight to the cheese each time. Then, if you move the cheese and place it elsewhere, the mouse will immediately go to the original place expecting to find the cheese. Not finding the cheese, but sti…