126. Therefore since the calling is one, the grace is also one. Lastly, it is written: “Grace unto you and peace from God our Father, and from the Lord Jesus Christ.” Rom. i. 7. You see, then, that we are told that the grace of the Father and the Son is one, and the peace of the Father and the Son is one, but this grace and peace is the fruit of the Spirit, as the Apostle taught us himself, saying: “But the fruit of the Spirit is love, joy, peace, patience.” Gal. v. 22. And peace is good and necessary that no one be troubled with doubtful disputations, nor be shaken by the storm of bodily passions, but that his affections may remain quietly disposed as to the worship of God, with simplicity of faith and tranquillity of mind.