Decorative painting

Decorative painting
"Those glasses will drive me silly! Mathematically speaking the thing is possible; but humanly speaking it is impossible - or afterwards - or afterwards -"
Two light knocks struck the door. Rouletabille opened it. A figure entered. I recognised the concierge, whom I had seen when she was being taken to the pavilion for examination. I was surprised, thinking she was still under lock and key. This woman said in a very low tone:
Decorative painting
"In the grove of the parquet."
Rouletabille replied: "Thanks." - The woman then left. He again turned to me, his look haggard, after having carefully refastened the door, muttering some incomprehensible phrases.
"If the thing is mathematically possible, why should it not be hu- manly! - And if it is humanly possible, the matter is simply awful." I interrupted him in his soliloquy: Decorative painting