Complex sentence: Early in her life she read the autobiography of the French Carmelite nun Thérèse de Lisieux who was later to be canonized herself; the experience had a profound effect on Juanita's already pious character, coming to the realization she wanted to live for God alone.
Split into simpler sentences: Early in her life she read the autobiography of the French Carmelite nun Thérèse of Lisieux, who was later to be canonized herself. The experience had a profound effect on Juanita's already pious character, coming to the realization she wanted to live for God alone.