In the conclusion of his book Christianity and the World Religions, theologian Hans Küng wrote: “The most fanatical, the cruelest political struggles are those that have been colored, inspired, and legitimized by religion. ”
याशिवाय, अनेक धर्मगुरूंनी विवाहपूर्व व विवाहबाह्‍य लैंगिक संबंधाला आणि समलैंगिकतेला उघडउघड मान्यता दिली आहे.