Watch Diana: Lasting Words of a Mother for Free: How to Stream the Movie Online at 123Movies. . As a mother, Diana's energies were devoted to her boys, the most important part of her life, and she laid the foundations for them to grow into strong, resilient and kind young princes, instilling into them qualities that would help to shape a truly modern monarchy. In her actions, and in her words, Diana changed the workings of the British monarchy forever. Join us as we look back at her lasting legacy and her impact on those she loved the most.