Paul Murray said this quote

When I came to again—parched, pain rampaging through my intestines—I was in my bed. The little bedside lamp illuminated two anxious faces, my sister’s and Mrs. P.’s (the latter looking a shade guilty, I noted, no doubt realizing that it was effectively through her negligence that I had been forced to poison myself) [. . .] “I think he has eaten many kidney beans.” Mrs. P. shuddered. “Many kidney beans not cooked.” “Beans!” I cried again deliriously. “Oh for heaven’s sake,” Bel said. “Charles, listen carefully, did you soak the beans before you cooked them?” “Of course I didn’t soak them,” I said. “What are you talking about?