What political reasons does the captain give for loving the sea?

The captain expresses his love for the sea as a symbol of freedom and independence, emphasizing how it allows him to escape the constraints and conflicts of land-based politics. He appreciates the sea's vastness, which offers a sense of adventure and the possibility of new beginnings, contrasting with the often rigid and corrupt nature of political systems. Additionally, he views his life at sea as a way to avoid the entanglements of power struggles and to maintain his personal integrity.