Kazan Cathedral, Saint Petersburg the cathedral from a small square behind it is sometimes cited as one of the finest ever constructed. The cathedral's huge bronze doors are one of four copies of the original doors of the Baptistery in Florence, Italy (the other three are at Grace Cathedral in San Francisco, United States, at the Nelson-Atkins Museum of Art in Kansas City, United States, and at the Florence Baptistery itself). The Kazan Cathedral is considered to be the model for the neoclassical style of Helsinki Cathedral, one of the most iconic landmarks of Helsinki, Finland. Kazan Cathedral, Saint Petersburg Kazan Cathedral or Kazanskiy
Grace in Christianity God is first on his own initiative, and then follows man's free acting through his collaboration, so that the merit of good works is to be attributed in the first place to the grace of God, then to the faithful. Man's merit, moreover, itself is due to God, for his good actions proceed in Christ, from the predispositions and assistance given by the Holy Spirit. ... The charity of Christ is the source in us of all our merits before God. Grace, by uniting us to Christ in active love, ensures the supernatural quality of our acts and consequently their