Faith is a living, daring confidence in God's grace, so sure and certain that a man would stake his life on it one thousand times. This confidence in God's grace and knowledge of it makes men glad and bold and happy in dealing with God and with all creatures; and this is the work of the Holy Ghost in faith.
Martin LutherIf then, Moses so distinctly announces that there is in us not only a faculty, but also a facility for keeping all commandments, why are we sweating so much? ... What need is there now of Christ or of Spirit? We have found a passage that asserts freedom of choice, but also distinctly teaches that the keeping of the commandments is easy.
Martin Luther