When they're photographed with their kids, they're never posing or using the kids as props. Some celebrity mums seem to grab their children and carry them like handbags whenever there's a camera around - and you can tell. But their focus is on the baby, not who's watching.

There have been countless times where I've worked out with my kids crawling around all over the place. You just make it work.

In Britain, they have a lot of laws to protect you, and we enforce them very strongly so that our children can stay private figures, and the British press leave us alone, which is great. It means we can go on the Tube into the centre of London because it's quicker and more fun for the kids. We can do normal things.

When I pass a flowering zucchini plant in a garden, my heart skips a beat.

It would have been a lot easier on Brad Pitt and Jennifer Aniston now if they had not talked to the press about each other and everything to begin with,

Even actresses that you really admire, like Reese Witherspoon, you think, 'Another romantic comedy?' You see her in something like 'Walk the Line' and think, 'God, you're so great!' And then you think, 'Why is she doing these stupid romantic comedies?' But of course, it's for money and status.