Martin Luther Quotes about Failing
Martin Luther (1848). “The table talk or familiar discourse of Martin Luther, tr. by W. Hazlitt”, p.18
Martin Luther (1931). “Early Protestant Educators: The Educational Writings of Martin Luther, John Calvin, and Other Leaders of Protestant Thought”, Ams PressInc
Whenever the word is rightly preached, and attentively heard, it never fails to bring forth fruit.
Johann Friedrich Wilhelm Tischer, Martin Luther (1841). “Life of Martin Luther”, p.165