By Kelly Williams       Does it strike fear in your heart when your church talks about going door-to-door to visit strangers to tell them about Jesus? It certainly does in mine! Growing up, I remember my dad going on Thursday nights with other men to visit homes of people he did not know. Times have certainly changed, haven’t they? Some may still engage in weekly visitation like that, but with today’s culture, most people won’t answer the door to someone they don’t know.       That ...