From my case you can see how hard it is to struggle free from errors which become fixed by universal standard and changed by time-honored custom into nature.
Preface to the Latin Writings,
translated by Bro. Andrew Thornton, OSB, for the Saint Anselm College Humanities Program. (c) 1983 by Saint Anselm Abbey
What are we contending for, but that the simplicity and purity of the Christian doctrine should prevail, and that those things should be left and disregarded, which have been invented, and introduced with it, by men?
The Bondage of the Will,
translated by Henry Cole, 1823