Each morning, I go into my home office, boot up my computer, put on my headset, and begin dialing. As I make calls, I never know exactly where or how I’ll catch people. Sometimes, there’s background noise; maybe they’re driving. Other times, they seem to be in the office, at work (many times, they’re “walking into a meeting”). No matter where they are, by nature, my call is an interruption. By calling, I have seized part of their day. The way I navigate the 60 seconds following my intrusion...