We've all been there: drowning in work, juggling doctor's appointments and parent-teacher meetings, chauffeuring kids to activities, keeping up with the laundry and groceries so that the family is reasonably clothed and fed, multitasking every minute of every day, when suddenly, we hit a bump in the road. Maybe it's a sick kid who needs 100% of our attention, or a computer virus that erases all our work and not-yet-printed family photos. Maybe it's a huge traffic snarl that has us …