In which excerpt from the text does Kennedy most clearly acknowledge the viewpoint that no system of government is ideal?

In the excerpt where Kennedy discusses the imperfections of democracy, he acknowledges that while no system of government is perfect, the strength of a democratic system lies in its ability to adapt and improve. He emphasizes the importance of civic engagement and the responsibility of citizens to work towards progress, illustrating that acknowledging flaws is essential for growth. This recognition that all governments have limitations reflects a nuanced understanding of political systems.