Tennis is all about mental toughness and you have to keep your head in the game. I make time to relax away from competition pressures travel and intense training schedules to make sure I'm looking after myself. Taking time out with family and friends helps to maintain the work-life balance everyone needs.
Bear in mind North Korea has been the leading source a leading source of nuclear technology and of missile delivery systems to some of the world's great rogues in Iran and Syria.
