What does it mean to save sixpence to see the moon?

The phrase "save sixpence and go to see the moon" itself expresses a European humor and a self-mockery of the poor. The Moon and Sixpence is a novel by British novelist william somerset maugham, which was written on 19 19.

The Moon and Sixpence is based on the life of French impressionist painter paul gauguin. It describes that strickland, an ordinary London stockbroker, suddenly became obsessed with art, abandoned his wife and children, abandoned the life that others thought was rich and happy, and came to Tahiti in the South Pacific, where he wrote his brilliant life with a brush and injected all the value of his life into the gorgeous canvas.