More than ever, left and right and ‘us and them’ seem like interminable divides, which makes it harder than ever to live productively alongside, and argue peaceably with, those with whom we disagree. What art is there to learning to disagree well, and what can Christianity offer in this regard? We speak to Scott Sauls, senior pastor of Christ Presbyterian Church in Nashville, Tennessee, and author of the book Jesus outside the lines: a way forward for those who are tired of taking sides.