" Did you know when you look in the mirror, you’re actually seeing a slightly younger version of yourself?” “Is that so?” she mumbles, her eyes darting to the next table, which is piled high with cheap makeup that looks half-used. “Yes. It has to do with the time it takes light to travel between the mirror and the person standing in front of it. "

― Wendy Mass , Jeremy Fink and the Meaning of Life