Prayer is reaching out after the unseen; fasting is letting go of all that is seen and temporal. Fasting helps express, deepen, confirm the resolution that we are ready to sacrifice anything, even ourselves to attain what we seek for the kingdom of God.

I've realised over the years I play my best when I have time to prepare for each tournament as best as possible.

I'm incredibly fortunate and it's important to me to make sure that I give back where I can.

I'll never pay above the odds for something if there's a more cost-effective alternative, so I guess that's where the saver in me shines through.

Obviously you try to keep as much of your private life as private as you can.

I used to think that losing made you more hungry and determined but after my success at the Olympics and the U.S. Open I realise that winning is the biggest motivation.

Well, my mum's been a tennis coach - she coached me till I was 12.