Once sure that the doctrine we teach is God's Word, once certain of this, we may build thereupon, and know that this cause shall and must remain; the devil shall not be able to overthrow it, much less the world be able to uproot it, how fiercely soever it rage.
Martin LutherAlways preach in such a way that if the people listening do not come to hate their sin, they will instead hate you
Martin Luther