Sydney Carton is a central character in Charles Dickens' novel, A Tale of Two Cities. He is a dissolute lawyer who struggles with feelings of worthlessness and regret. Despite his flaws, Carton possesses a deep capacity for love and sacrifice, particularly for Lucie Manette, the woman he admires. Throughout the story, Carton's character evolves as he seeks redemption. His ultimate act of bravery comes when he sacrifices his life to save Charles Darnay, Lucie's husband, demonstrating his transformation from a self-loathing individual to a heroic figure. This act underscores the themes of sacrifice and resurrection in the novel.