Tennis becoming sterile
The 35-year-old enjoys banter with the crowd during his matches and even dropped to his knees on match point in a mock prayer to try to assist a Djokovic passing shot in going wide.
Djokovic himself is known to be one of the jokers on the circuit but is always fully focused on wining his match when he crosses the white line.
People come to support the tennis, you as a player, but also they would like to see a little bit of your personality.