Nora Ephron's career was influenced by experiences such as her early work as a journalist and screenwriter, which honed her writing skills and love for storytelling. Her personal life, particularly her tumultuous marriages and relationship with her mother, informed her work's themes of love and family. Ephron's wit and humor were cultivated through these experiences, allowing her to create beloved films that resonate with audiences, such as "When Harry Met Sally" and "Sleepless in Seattle," where her unique perspective on romance and feminism shines through.