Where faith is not continually kept in motion and exercised, it weakens and decreases, so that it must indeed vanish; and yet we do not see nor feel this weakness ourselves, except in times of need and temptation, when unbelief rages too strongly; and yet for that very reason faith must have temptations in which it may battle and grow.
Martin LutherThat little bird has chosen his shelter. Above it are the stars and the deep heaven of worlds. Yet he is rocking himself to sleep without caring for tomorrow's lodging, calmly clinging to his little twig, and leaving God to think for him.
Martin LutherIt is a tremendously hard thing to pray aright, yea, it is verily the science of all sciences.
Martin LutherOne thing, and only one thing, is necessary for Christian life, righteousness, and freedom. That one thing is the most holy Word of God, the gospel of Christ.
Martin Luther