"Animals themselves cannot plead their cause, and those who plead it for them have no obvious financial or other selfi…"

"Animals can not disapprove, but they can complain and protest, at least until their vocal chords are cut to spare exp…"

"Last year a Dutch animal breeding centre sent me two chimpanzees as a gift. I killed one and cut its heart out. The o…"

"It’s very easy, for instance, to cure Alzheimer’s in mice. But those things don’t translate to humans."

"I should be writing a third paper on the Nerves, but I cannot proceed without making some experiments, which are so u…"

"In concluding these papers, I hope I may be permitted to offer a few words in favour of anatomy, as better adapted fo…"

"Nearly all modern techniques of social conditioning were first established with animal experiments. As were also the …"

"To hold vivisection to be never justified is a hard belief. But so is its opposite. I believe it is never justified b…"

"To what extent do we have a right to torture animals? … Experiments are torturing animals, let's say. That's what the…"

"I dislike the whole business of experiments on animals, unless there's some very good and altogether exceptional reas…"