Spencer Paysinger has already been many things in his life, including a Super Bowl-winning linebacker, a writer and producer of the hit television series “All-American,” and local-business entrepreneur. But as he explained during his keynote speech at MIT’s 51st annual event celebrating the life and legacy of Martin Luther King Jr., Paysinger would prefer to think about his journey in additional terms: whether he has been able to serve others along the way.“As I stand up here today talking about Dr. King’s mission, Dr. King’s dream, why we’re all here…
