Invoked or not invoked, the god is present.
By burning Luther's books you may rid your bookshelves of him, but you will not rid men's minds of him.
War is sweet to those who have not experienced it.
Your library is your paradise.
If you look at history you'll find that no state has been so plagued by its rulers as when power has fallen into the hands of some dabbler in philosophy or literary addict.
Only a very few can be learned, but all can be Christian, all can be devout, and – I shall boldly add – all can be theologians.