It is only by "confessing our sins to God that we find true peace and true joy", Pope Benedict said at the Angelus yesterday (video). The Pope also appealed for prayers for his six-day trip to Mexico and Cuba, which begins on Friday (video). Pope Benedict has sent a message of condolence on the death Coptic Pope Shenouda III (full text). The Vatican has launched a criminal investigation into recent leaks of confidential documents. Benedict XVI is offering a papal blessing with an attached plenary indulgence to those who attend the opening of the first shrine church in England dedicated to the Extraordinary Form. Cardinal Timothy Dolan has announced the start of a massive restoration project at St Patrick's Cathedral in New York. Fr Federico Lombardi previews this week's papal visit to Mexico and Cuba. Michael Miller analyses the Vatican's recent statement on talks with the Society of St Pius X (SSPX). Mary Eberstadt argues that "no single event since Eve took the apple has been as consequential for relations between the sexes as the arrival of modern contraception". And Robert Duncan marvels at the footwork of tap-dancing seminarian David Rider.