It is impossible for one man both to labor day and night to get a living, and at the same time give himself to the study of sacred learning as the preaching office requires.
Martin LutherIf God were willing to sell His grace, we would accept it more quickly and gladly than when He offers it for nothing.
Martin LutherThe Deceiver can magnify a little sin for the purpose of causing one to worry, torture, and kill oneself with it. This is why a Christian should learn not to let anyone easily create an evil conscience in him. Rather let him say, "This error and this failing pass away with my other imperfections and sins, which I must include in the article of faith: I believe in the forgiveness of sins.
Martin Luther