In 1892, two sisters, identical twins from Scotland, made one of one of most important scriptural discoveries of modern times. Combing the library of St. Catherine's Monastery at Mount Sinai, they found a neglected palimpsest: one of the earliest known copies of the Gospels, a version in ancient Syriac, the language spoken by Jesus. This is the account of how two middle-aged ladies without university degrees uncovered and translated this text, bringing...