St. Kevin of Glendalough (498-618 A.D.) lived in Ireland during the age of the great early Irish saints, many of whom were his contemporaries. He was baptized by St. Cronan, and from age seven was taught by St. Petroc. From age twelve he studied under the Irish monks as a student of St. Eonagh, and eventually became a monk himself. Among his friends were St. Comgall, St. Columba, St. Cannich,...