So it's not a ''new'' phrase. In fact, it seems to me that "Christian era" means "the system used by Christians," whereas calling the AD/BC system the "common era" means "this system used by everyone" and thus emphasizes that Christian usage is '''the''' general usage of our society. | So it's not a ''new'' phrase. In fact, it seems to me that "Christian era" means "the system used by Christians," whereas calling the AD/BC system the "common era" means "this system used by everyone" and thus emphasizes that Christian usage is '''the''' general usage of our society. |