"Upon this, some of those present exclaimed that it was heretical to profess such a belief; that the contrary was indubitable, believed by the whole Church and approved by the Sorbonne. To which he replied that his mind on that point was not yet irrevocably made up, that what he had said was simply his own idea, and that in any case he submitted to the opinion of the whole body of which he was only a member; that nobody was declared a heretic for having doubts, but only for persisting in them, and that what he had advanced was only for the purpose of drawing an assurance from the bishop that in doing what he was about to do he would not be abusing the authority of the Church. Sister Catherine having been brought to him by the Franciscan as the most ignorant of all the nuns, and the least open to the suspicion of being acquainted with Latin, he began the exorcism in the form prescribed by the ritual. But as soon as he began to question her he was interrupted, for all the other nuns were attacked by devils, and uttered strange and terrible noises. Amongst the rest, Sister Claire came near, and reproached him for his blindness and obstinacy, so that he was forced to leave the nun with whom he had begun, and address his words to the said Sister Claire, who during the entire duration of the exorcism continued to talk at random, without paying any heed to Grandier's words, which were also interrupted by the mother superior, to whom he of last gave attention, leaving Sister Claire. But it is to be noted that before beginning to exorcise the superior, he said, speaking in Latin as heretofore, that knowing she understood Latin, he would question her in Greek. To which the devil replied by the mouth of the possessed "'Ah! how clever you are! You know it was one of the first conditions of our pact that I was not to answer in Greek.'
"Upon this, he cried, 'O pulchra illusio, egregica evasio!'
( O superb fraud, outrageous evasion!)