"Then and Now" is a historical novel written by William Somerset Maugham in his later years. It is famous for its profound historical perspective and exquisite psychological depiction. Set against the background of the Italian Renaissance, the novel tells the story of Machiavelli's power struggle and life ups and downs in Imola, showing the complexity of human nature and the changes of the times. The plot has ups and downs and is full of wisdom and philosophy. It is a rare literary classic.