I had taken the red-eye flight so many times between L.A. and Boston that when I finally had an opportunity to take a business trip to London and had to be in Berlin the following day for a meeting with the marketing director of our Germany office, I jumped at the chance to take the train and actually see the countryside. I didn't want my boss to worry so typed out a quick text: "Hey Karen, I'll be in around 2:00 tomorrow...