R.C. Sproul describes the moment of awakening Martin Luther had as he read Romans 1:17 17 For therein is revealed a righteousness of God from faith unto faith: as it is written, But the righteous shall live by faith. , "For in it the righteousness of God is revealed from faith for faith, as it is written, 'The righteous shall live by faith.'" Transcript: http://www.ligonier.org/blog/justification-faith-alone-martin-luther-and-romans-117/ Message: http://www.ligonier.org/learn/series/luther-and-the-reformation/tower-experience/