"An Introduction to the Devout Life", a work intended to lead "Philothea", the soul living in the world, into the paths of devotion, that is to say, of true and solid piety. Every one should strive to become pious, and "it is an error, it is even a heresy", to hold that piety is incompatible with any state of life. In the first part the author helps the soul to free itself from all inclination to, or affection for, sin; in the second, he teaches...