P. G. Wodehouse dedicated The Heart of a Goof, published in 1926: “To my daughter Leonora without whose never-failing sympathy and encouragement this book would have been finished in half the time.”
He had made the same joke before. A Gentleman of Leisure, published in 1910, was dedicated to Herbert Westbrook, “without whose never-failing advice, help, and encouragement this book would have been finished in half the time.”