All our tombs will be unvisited in a few years - all our actions will mostly be unremembered - but the smile you gave the checkout lady or the kind words you gave to a stranger in the street could still be rippling forward. We all have that opportunity and it's a huge power.

Not really. I thought that getting the Nobel Prize was a big interruption in my career, I thought and it was very distracting. It takes a lot of time you know, it just takes time to be honoured, you have to travel and you have to give speeches of things you have, oh it’s so often that you get bored to tears when you hear your own voice. And it’s really taking a lot of your time and there’s no way that during this time you can start something new, I mean you just profit from what you’ve done and there is no time to develop new ideas.

To fail better next time.

Worry about the things you can control and don’t worry about the things you can’t.

As someone that loved what they did, embraced it wholeheartedly and never quit.

That they think they know it all.

Frank Adamson, my first coach, for not spending more time with him in his later years. I feel bad about that.

It makes you feel like you want to live.What is the worst job you’ve ever done? Doing the audiobook of the first book. It was hard. I couldn’t do that again.

I’ve got no patience.

I would go back to when I was 14 and keep to my own style of playing snooker. I was perfect, but I didn’t think I was, so I started playing like everybody else and created bad habits. With a little more time, I could have been the ultimate player. I look at my career and I probably got 75% out of it instead of 100%.