Madame Bellwings, Memoir Elf Coordinator, was not at all pleased with this request, because elves who write the memoirs of teenage girls have the habit of returning to the magical realm with atrocious...
Things that are easily done are often much harder to undo. Sometimes, impossible.
I've pursued dreams and achieved them, but I don't think anybody should think their life is incomplete if they don't follow some dream. Happiness doesn't come from achievements, or money, or any sort...