I guess the closest I came was doing chores around the house to earn pocket money. My brother and I would have to do the washing up, cleaning around the house, walking my grandparents' dog, lots of things. We didn't get a huge amount but it was always enough to be able to walk down to the local shops and get some sweets.

I'm a global ambassador for the World Wildlife Fund and United for Wildlife and I am also a Unicef UK ambassador. It's important to me to support charities. I never want to take my wealth for granted.

For me the most important thing has always been tennis, and that's what I want to get across the image I want to portray is a hard-working tennis player.

Give it everything you've got. Leave nothing out there.

While others still slept, He went away to pray and to renew His strength in communion with His Father. He had need of this, otherwise He would not have been ready for the new day. The holy work of delivering souls demands constant renewal through fellowship with God.

O, let the place of secret prayer become to me the most beloved spot on earth.

I've always been lucky enough to just play tennis, so I never actually had a job when I was growing up.