Saint Augustine of Hippo: The Confessions and The Letters Saint Faustina: Diary (PDF uses Adobe Flash to run the full text) Saint Francis of Assisi: Writings Saint Elizabeth of Hungary: Revelations Saint John Henry Newman: Writings Saint Padre Pio: His Words Saint Theresa of Avila: The Way of Perfection Saitn Thomas Aquinas: Summa Theologica Saint Therese of Lisieux: Words and Writings