crimina tam perfida 27. The Prior's answer to this may be inferred to have been a summons to repair to Walsingham forthwith. John's next letter was to the effect that his austerities, which it was his delight to practise, had made him too feeble to undertake the journey on foot, while the hard-heartedness and irreligion of the countryside, of which the Prior had had ample proof (litteris supradictis satis probatum), made it unlikely that any attempt to borrow so much as an ass would be successful.ac dolosa et omnino nugatoria