do you admire the view?

Peter Singer, for his part, showed some flexibility when I e-mailed him about this piece. "I've gone back and forth on this over the years," he said. "Perhaps there is a scintilla more doubt about whether oysters can feel pain than there is about plants, but I'd see it as extremely improbable. So while you could give them the benefit of the doubt, you could also say that unless some new evidence of a capacity for pain emerges, the doubt is so slight that there is no good reason for avoiding e...