The Extremely Happy Time Machine

Previously

…Lily beamed, a warmth spreading through her chest that had nothing to do with the time machine’s temporal energies. She looked at her uncle, at his odd, wonderful inventions, and at the empty space where the time machine had just been. She knew then that her greatest adventure, and her greatest invention, was right here, beside her. The extremely happy time machine had delivered them to history’s happiest moments, but it was in the act of creating happiness, of mending a grumpy knight’s spirit with the simple power of laughter, that they had truly found their own. And that, she thought, was the most extraordinary discovery of all.