Fyodor Dostoevsky inspiration for his writing. They continued their trip through Germany, visiting Frankfurt, Darmstadt, Heidelberg and Karlsruhe. They spent five weeks in Baden-Baden, where Dostoevsky had a quarrel with Turgenev and again lost much money at the roulette table. The couple travelled on to Geneva. In September 1867, Dostoevsky began work on "The Idiot", and after a prolonged planning process that bore little resemblance to the published novel, he eventually managed to write the first 100 pages in only 23 days; the serialisation began in "The Russian Messenger "in January 1868. Their first child, Sonya, had been conceived in Baden-Baden, and
Fyodor Dostoevsky of Russian literature. Albert Einstein put him above the mathematician Carl Friedrich Gauss, calling him a "great religious writer" who explores "the mystery of spiritual existence". Friedrich Nietzsche at one point called Dostoevsky "the only psychologist ... from whom I had something to learn; he ranks among the most beautiful strokes of fortune in my life", although the mature Nietzsche later turned against Dostoevsky likening him to Jesus and calling him decadent. Hermann Hesse enjoyed Dostoevsky's work and cautioned that to read him is like a "glimpse into the havoc". The Norwegian novelist Knut Hamsun wrote that "no one has