In the time of the Troubles, when bombs blew through the night and soldiers prowled down the roads, Henry Glassie came to the Irish borderland to learn how country people endure through history. He settled into the farming community of Ballymenone, beside Lough Erne in the County Fermanagh, and listened to the old people. For a decade he heard and recorded the stories and songs in which they outlined their culture, recounted their history, and...