Her life has been described as a lesson of faith, an inspiration of courage, and a symbol of religious truth to all the world. Mark Twain once said the two most interesting characters in the modern world were Napoleon and Helen Keller.
Helen Keller remains the most well-known and accomplished deaf/blind person in history. My Religion, originally published in 1927, is Keller's famous spiritual autobiography. She discusses mystical truths that were "to my faculties what light, color and music are to the eye and ear."