When Nietzsche Wept is a 1992 novel by Irvin D. Yalom, Emeritus Professor of Psychiatry at Stanford University, an existentialist, and psychotherapist. The book takes place mostly in Vienna, Austria, in the year 1882, and relates a fictional meeting between the doctor Josef Breuer and the German philosopher Friedrich Nietzsche. The novel is a review of the history of philosophy and psychoanalysis and some of the main personalities of the last decades of the 19th century, and revolves around the topic of “limerence”.