Most observers understand the difference between a committed Christian who accepts Jesus as a model for living and a 'cultural Christian' who happens to live in a nation with a Christian heritage. Most Muslims do not.
Philip YanceyWhoever desires to remain faithful to Jesus must communicate faith as he did, not by compelling assent but by presenting it as a true answer to basic thirst. Rather than looking back nostalgically on a time when Christians wielded more power, I suggest another approach: that we regard ourselves as subversives operating within the broader culture.
Philip Yancey