I can tell you that too much money is corrupting American politics. Don't blame the American public. The U.S. Supreme Court has a lot to answer for, because it has made it impossible for Congress to reduce the corrupting influence of money on American political life.

The Pentagon said that these prisoners were kept in accordance with the Geneva Convention, and of course I was not reassured by that, but I couldn't prove that that was wrong; so we're clearer about that.

When fish experience something that would cause other animals physical pain, they behave in ways suggestive of pain, and the change in behaviour may last several hours.

In a situation where many national leaders do the same thing and look out for national interests, and with an issue like global warming, you're likely to get no solution, so I think you have to have some kind of ethical trump on some of those issues.

Lay off with the 'You reason, so you don't feel' stuff, please. I feel, but I also think about what I feel. When people say we should only feel I am reminded of Göring, who said 'I think with my blood.' See where it led him.

Surely there will be some nonhuman animals whose lives, by any standards, are more valuable than the lives of some humans.

At present scientists do not look for alternatives simply because they do not care enough about the animals they are using.