More novel ideas

To continue yesterday's post, I have another quote:

"Well, sir, by the help of two signs, with which I will acquaint you presently, you may ascertain with perfect certainty that my grandfather is still in the full possession of all his mental faculties. M. Noirtier, being deprived of voice and motion, is accustomed to convey his meaning by closing his eyes when he wishes to signify `yes,' and to wink when he means `no.' You now know quite enough to enable you to converse with M. Noirtier; -- try."