Keller's most famous work, The Story of My Life (1903), is a classic autobiography that has been translated into numerous languages. Her other notable books include Optimism (1903), The World I Live In (1908), and Light in My Darkness (1927). Through her writing and lectures, she traveled to more than thirty-five countries, advocating for people with disabilities, women's suffrage, and world peace.
Her extraordinary life was portrayed in the play and film The Miracle Worker, which continues to inspire audiences worldwide. Keller's courage and perseverance demonstrated that determination can overcome even the greatest obstacles. She passed away in 1968, leaving behind a lasting legacy of hope.