"The End of Faith" is a book by Sam Harris published in 2004. It critiques organized religion and argues that faith-based beliefs can lead to violence and conflict. Harris advocates for a rational approach to spirituality and emphasizes the importance of science and reason in understanding morality. The book discusses the dangers of religious extremism and the impact of faith on global issues. Harris calls for a reevaluation of how society views religion, suggesting that a secular approach could foster greater understanding and peace among different cultures and beliefs.