The Brothers Karamazov, by Fyodor Dostoyevsky. Part VIII.

The Brothers Karamazov is the final novel by the Russian author Fyodor Dostoevsky, and is generally considered the culmination of his whole life's work. The book portrays a patricide in which each of a murdered man's sons - the atheist intellectual Ivan, the hot-blooded Dmitry, and the saintly novice Alyosha - all share a varying degree of complicity.

Set in 19th-century Russia, The Brothers Karamazov is a passionate philosophical novel that explores deep into the ethical debates of God, free will, and morality. It is a spiritual drama of moral struggles concerning faith, doubt, reason, and modern Russia. Since its publication, it has been acclaimed all over the world by thinkers as diverse as Sigmund Freud, Albert Einstein, and Pope Benedict XVI as one of the supreme achievements in world literature. (From Wikipedia).