"The current Successor [to John Paul II] assumes as his primary commitment that of working tirelessly towards the reconstitution of the full and visible unity of all Christ's followers." - Pope Benedict XVI (April 20, 2005)

"The true union between Christians is that which Jesus Christ, the Author of the Church, instituted and desired, and which consists in a unity of faith and unity of government." - Pope Leo XIII ( Praeclara Gratulationis Publicae , 1894)