Thought I would pass along a quote from Pope Benedict.
"Hence arose the monstrous errors of “Modernism,” which [Pope St. Pius X] rightly declared to be “the synthesis of all heresies,” and solemnly condemned. We hereby renew that condemnation in all its fullness, Venerable Brethren, and as the plague is not yet entirely stamped out, but lurks here and there in hidden places, We exhort all to be carefully on their guard against any contagion of the evil, to which we may apply the words Job used in other circumstances: “It is a fire that devoureth even to destruction, and rooteth up all things that spring” (Job 31:12).
“Nor do We merely desire that Catholics should shrink from the errors of Modernism, but also from the tendencies or what is called the spirit of Modernism. Those who are infected by that spirit develop a keen dislike for all that savors of antiquity and become eager searchers after novelties in everything: in the way in which they carry out religious functions, in the ruling of Catholic institutions, and even in private exercises of piety. Therefore it is Our will that the law of our forefathers should still be held sacred: “Let there be no innovation; keep to what has been handed down.” In matters of faith that must be inviolably adhered to as the law;”.