J. H. Merle d'Aubigné, History of the Great Reformation of the Sixteenth Century in Germany…
“ Liberty of thought and of conscience had been conquered for ages to come. Thus all evangelical Germany, foreseeing these things, was moved at this courageous act, and adopted it as the expression of its will and of its faith. Men in every quarter beheld in it not a political event, but a christian action, and the youthful electoral prince, John Frederick, in this respect the organ of his age, cried to the Protestants of Spire: "May the Almighty, who has given you grace to confess energetically, freely, and fearlessly, preserve you in that christian firmness until the day of eternity!" ”
