NOVAK DJOKOVIC first picked up a tennis racket when he was four years old. At the age of 12 he left his native Serbia for a tennis academy in Germany. He won his first major title—the 2008 Australian ...
Watching him play badminton with his dad, you'd probably figure Suborno Bari for your typical 12-year-old kid. You'd be very wrong. Mathematics is his passion. "Yeah, most of the time I'm having the ...