When a film has the capacity to provide a template for overcoming domestic discord, promoting forgiveness and helping to heal one’s past, it’s to be truly commended for going beyond being mere entertainment or even an admired artform. It aspires to become a noble, laudable cinematic godsend, one verging on providing a valuable service to those requiring much-needed guidance and direction in their lives. At the risk of exaggeration, such is the case with the latest offering from writer-director Joachim Trier, arguably the best work of his storied career.