By Janice Daugharty
Published: August 27, 2010.
Recorded for NPR by Janice Daugharty
I was at first shocked by the sheer mass of scurrying humanity at Hartsfield International Airport, in Atlanta, Georgia. All alone under one roof, yet not a foot apart from each other. Nobody spoke to me. Then I wondered what would happen if I actually tried to strike up a conversation with somebody...