There are numerous interpretations of the event that is considered the beginning of the European Reformation of the 16th century, i. e., the publication of the Ninety-Five Theses by Martin Luther in 1517. According to the most popular interpretations, the publication of the Theses was an extraordinary historical event. I argue, however, that the writing of the Theses was an ordinary episode of daily academic life. This claim is justified by excerpts from private letters of Martin Luther from 1517–1518, contemporary historical scholarship of the Reformation era, and analysis of the specific features of European academic life and events from the history of the Church in the 15th–16th centuries. I consider the creation of the Ninety-Fiv...