Begin by setting the scene of the Seattle incident, providing vivid details of the metro bus sideswiping a pedestrian and the aftermath. Discuss the broader implications on traffic safety, emphasizing the role of public transportation in urban areas. Introduce the concept of traffic safety education as a preventive measure, highlighting successful programs from other cities. Examine the public health perspective, detailing the potential reduction in accidents and injuries through improved traffic systems and education. Conclude with a call to action for community involvement in advocating for safer streets and better public transport practices.