Cui Yongyuan is a defender of justice and truth. For decades, his humorous self-mockery and truth-seeking actions have aroused public concern and reflection on journalism, law, food safety, entertainment, corruption, and various social issues, and directly affected the outcomes of some incidents. At the same time, he continued to use his accumulated social influences to proactively undertake the most difficult works in many cultural fields, including establishing oral history archives, helping cutting-edge directors and supporting rural education. And he often personally worked within various civil charity actions on the front line. His attitude and lifestyle eliminated shadows and darkness, and raised truth and light in humanity.