"The letters of Proudhon, even outside the circle of his particular friends, will always be of value; we can always learn something from them, and here is the proper place to determine the general character of his correspondence."It has always been large, especially since he became so celebrated; and, to tell the truth, I am persuaded that, in the future, the correspondence of Proudhon will be his principal, vital work, and that most of his books will be only accessory to and corroborative...