I’m David L. Coddon, and here’s your guide to all things essential in San Diego’s arts and culture this week. Are we starved for positive messages or what? I found some, appropriately enough, during the just-completed Easter/Passover season in a virtual offering from the free “Live with Carnegie Hall” livestream series. Producers Ray and Vivian Scott Chew hosted an hour of R&B and gospel music titled “Be the Light: A Joyful Celebration” that’s intended to uplift, inspire and bridge the sociopolitical and cultural divides tormenting us as a nation. Reflecting that mission i...