Boxing, mixed martial arts and tennis are the hardest sports to train for.

Shut the world out, withdraw from all worldly thoughts and occupations, and shut yourself in alone with God, to pray to Him in secret. Let this be your chief object in prayer, to realize the presence of your heavenly Father.

My fitness trainer's English, my physio's English, some of my friends are English. I don't have a problem with English people at all.

Normally I sleep for 9, 10 hours a night.

For me, by far, the Olympics is the biggest sporting event in the world.

I was pretty young when I bought my first place, and at that time didn't really view it as an investment. After living there for a few years I decided to move out of London, so I decided to rent it out for a few years. Then, as the property market continued to rise, I made the decision to sell.

It's difficult to relax on tournaments, even in posh hotels, because you don't know how long you will be there - whether you'll lose a match on the first day and leave or whether you'll stay for longer.