You have kids and you’re forced to remember that time actually extends. The world extends, policy extends, stakes extend past your own life.

He’s been a total delight. So I now have a son of 41, a son of 40 and one of four.

We always tried to share experiences with them. It was a little more difficult for them after the astronaut business, but they’ve responded well. All three are happily married, with their youngsters. And they’re not just happy homemakers. They’re all involved in little projects of their own, because they are challenged by wanting to help local charities, or wanting to start a business. I think they have turned out reasonably well.

Yeah, I try to make sure Sundays I’m about and present. This weekend he wants to do an apple crumble. We’ll normally do some sort of slow roasting in the morning because we’ll be off to rugby training, and then the afternoon when we get back, it’s all cooked and lovely.

My old French teacher Madame Hawksworth stopped me in Ikley car park and said, 'We never thought you'd amount to much.'

Sitting down to supper with family and close friends, either in my garden or on my boat.

My inability to play the piano.

Specialisation leads to extinction. We are learning more and more but about less and less, and one day we will know everything about nothing. There is nothing wrong with being a populist. It does not have to mean dumbing down, as people think.

Losing the people I love.

I hope that it exists. I'm not sure I can fit everything in before then.