The quill halted for a moment, giving the princess a moment to look over her work, "The answer she found.. it must've torn her heart. Working with a haste born of desperation, she and the best artists of arcane writings built a great machine and called countless volunteer unicorns to the hole torn from the mountain's heart. There, the Moon Engine took in each unicorn and drew forth their magic, weaving each individual thread, thin and fragile by itself, into a tapestry of power that could grasp and move the moon. Equestria was saved, and by commanding the machine, Celestia could perform a task I should have never neglected."