While the title suggests nostalgia, the song’s core message is a rejection of living in the past.
Referred to in the lyrics as a ship that "sails on course," Albion is an archaic name for Britain that the band used to represent their ideal of a "spiritual graceland". The Libertines - The good old days
The song is steeped in the band’s "Arcadian manifesto," a romanticized vision of a poetic, bohemian England. While the title suggests nostalgia, the song’s core