Cardinal Vincent Nichols of Westminster asked Catholics to recognize the "real goodness" in the lives of many cohabiting couples and those who have divorced and civilly remarried.
Sexual violence "is always a crime, an immoral act" and the Catholic church is committed to prevent such offenses being perpetrated "against anyone, anywhere and under any circumstances," an English cardinal said.
Speaking at the Global Summit to End Sexual Violence in Conflict, Cardinal Vincent Nichols of Westminster said the rape and sexual degradation of civilians during conflicts inflicted a "deep wound on the body of humanity."
The Roman Catholic archbishop of Dublin, regarded as among the most influential church leaders in England and Ireland, has added his voice to those calling for an urgent inquiry into the discovery of nearly 800 babies and children buried in a septic tank at Tuam, a home for unwed mothers in western Ireland.
The scandal is just the latest among many to come to light involving the suffering of children in Ireland's history, and it may be among the factors that have contributed to a big fall in church attendance in recent years.
When the Vatican announced its survey ahead of the Synod of Bishops, the bishops of England and Wales were the first in the world to put it online.
The Pew Research Center found that global religious hostilities reached a six-year high in 2012 and affected more people than government curbs on religious freedom.
With fewer than 1,000 days left to meet the United Nations' Millennium Development Goals, religious leaders from the G-8 countries are pushing heads of government to renew their efforts to meet the anti-poverty benchmarks by 2015.
The MDGs are eight development targets that were established following the Millennium Summit of the United Nations in 2000 and include targets on reducing extreme poverty, improving child mortality and combating HIV/AIDS.
The funeral of the Catholic nurse who committed suicide after falling victim to a hoax call in London is scheduled for Monday at her hometown in Shirva, Karnataka, India.
The body of Jacintha Saldanha was flown to Mangalore from United Kingdom, accompanied by her husband, Benedict Barboza, her daughter, Lisha, 14, and her son, Junal, 16.
Saldanha's coffin was transferred to an ambulance and taken to a local hospital.
Her funeral is scheduled for 4 p.m. local time Monday at at Our Lady of Health Church in Shirva, her family said.