El Fin de la razon - Spanish Edition Author:Ravi K. Zacharias SPANISH EDITION. When Sam Harris wrote his book Letter to a Christian Nation, stating that Christians display 'murderous intolerance,' Dr. Ravi Zacharias felt called to answer. The End of Reason is a clear and powerful response to the 'utter bankruptcy' of Harris's New Atheism as it explains the true nature of God, the foundation for evil in the... more » world, and the basis of true morality.« less