Novak Djokovic took a time out from serving for victory against Joao Sousa to help an ill spectator.
The spectator who was taken ill at the Paris Masters to the awe of many was helped by Djokovic.
The match came to a halt as the spectator was attended to, with Djokovic providing him with a towel before he left his seat for treatment.
The world number two was nearly broken when play resumed but served out for the match to win 7-5 6-1.
Novak Djokovic will play Bosnian Damir Dzumhur in the third round.
World number one Rafael Nadal and number three Roger Federer will start their campaigns at the tournament on Wednesday.
Nadal will play fellow Spaniard Fernando Verdasco, while Federer faces Milos Raonic, of Canada.
Novak Djokovic has won 14 Grand Slam singles titles, five ATP Finals titles, 32 ATP World Tour Masters 1000 series titles, 12 ATP World Tour 500 tournaments.
Also he has held the No. 1 spot in the ATP rankings for a total of 223 weeks.
In majors, he has won six Australian Open titles, four Wimbledon titles, three US Open titles and one French Open title.
Following his victory at the 2016 French Open, he became the eighth player in history to achieve the Career Grand Slam and the third man to hold all four major titles at once.
The first player since Rod Laver in 1969 and the first ever to do so on three different surfaces
He is the first and only male player to have won all nine of the Masters 1000 tournaments.
Novak Djokovic who won the French Open in 2016 will hope to repeat same feat this year.
The first player since Rod Laver in 1969