A listicle highlights ten books celebrating their centenary, noting their enduring relevance. Winnie-the-Pooh is praised for its simple wisdom and self-acceptance, while Willa Cather's 'My Mortal Enemy' is recognized for its realistic portrayal of love and financial struggles. Agatha Christie's 'The Murder of Roger Ackroyd' is lauded for its unreliable narrator and surprising twist, and Georgette Heyer's 'These Old Shades' is noted for its Regency setting and complex characters.