As a kid, I was a little self-conscious because I was so much taller than everyone. A bad habit of mine used to be slouching. Eventually, I realized my height was something I couldn't control, so I might as well accept it. I've certainly turned it into a positive, because without my height I probably wouldn't be as good of a tennis player. It's a gift, and I've made something of it.
John IsnerIt's just simple: just keep fighting and keep believing, try not to show weakness out there.
John Isner