My husband looks at the number of "friends" listed on my Facebook page and laughs. "Those aren't all your friends," he quips. "How come I've never met most of them?" And, he's right. He hasn't. I have 955 friends on my Facebook feed, many who I have not seen face-to-face in years, even decades. Some were friends who I grew up with in the little south suburban, quarry town of Thornton, Illinois, where I was born. We were classmates together at Parkside Elementary and Wolcott Junior High. I rode my bike to school with Amy and went to birthday parties with Jill. Still others are friends who I sat in Sunday School next to and ran the Awana circle with back at First Baptist Church in South Holland. We played four square in the church basement and had lock-in nights playing capture the flag in the church lot. We sat in the back row, left side of the church sanctuary, and went out after the service for pizza. I have friends who went to...