Passage: After graduation in September 1864, Nietzsche commenced studies in theology and classical philology at the University of Bonn with hope of becoming a minister. For a short time he and Deussen became members of the Burschenschaft Frankonia. After one semester (and to the anger of his mother), he stopped his theological studies and lost his faith. As early as his 1862 essay "Fate and History", Nietzsche had argued that historical research had discredited the central teachings of Christianity, but David Strauss's Life of Jesus also seems to have had a profound effect on the young man. In addition, Ludwig Feuerbach's The Essence of Christianity influenced young Nietzsche with its argument that people created God, and not the other way around. In June 1865, at the age of 20, Nietzsche wrote to his sister Elisabeth, who was deeply religious, a letter regarding his loss of faith. This letter contains the following statement:

Question: When did Nietzche complete school?
September 1864