Although Ms. Handel's margin of victory was far from overwhelming, it does send a powerful message to Democrats that they now need to move beyond the 2016 presidential election debacle. Simply spending money to defeat your opponent isn't a strategy. There needs to be a focus on new ideas and policies that resonate with the public and energize the progressive base of their party. The future of both national parties depends on making a solid case for the relevance of their goals to their constituencies. Always looking in the rear view mirror can often lead to an abrupt end to your journey.