to preserve the deposit of faith, we also repeat, confirm, and profess, and with one mind and heart we reject all that You have judged it necessary to reprove and condemn as contrary to Divine faith, to the salvation of souls, and to the good of society. For what the Fathers of Florence defined in their Decree of Union, is firmly and deeply impressed in our minds; that the Roman Pontiff is the Vicar of Christ, the Head of the whole Church, the Father and Teacher of all Christians.'