"Years and years," said Daniel. "Longer, if I were to try to do it amid the distractions of London. So, as soon as I have delivered you to Berlin, I shall begin heading west, and not stop for long until I have reached Massachusetts. How long shall it take? Suffice it to say that by the time I have anything to show for my labors, you’ll be full-grown, and a Queen of some Realm or other. But perhaps in an idle moment you may recall the day you went to Berlin in a coach with two strange Doctors. It may even occur to you to ask yourself what became of the one who went off to America to build the Logic Mill."