Christianity serves two purposes in the world. One purpose is for society as a whole. Christianity is the foundations of Western Civilization - actually civilization itself. The other purpose of Christianity is for the individual.
Realistically, Christianity is the only religion that makes sense. Christianity has made more positive changes for people than any other movement or force in history. There are 8 specific reasons why.
Some people have more bad habits then others, but God's grace is sufficient for everyone.
Christianity is not a pacificist religion. Why?