Backpackers and motorcyclists soon learn that, as with so many things in life, less is more. The same goes double when it comes to packing for a trip. Some folks buy giant touring bikes, load them to tire-bursting capacity, and then hook up a trailer for good measure. Minimalists will take along a credit card, cell phone, and toothbrush, and probably cut half the handle off the last item. As for the rest of us, here’s what we’ve discovered works for most journeys.