When Ronaldo invited a 9-year-old cancer patient to witness the game from the VIP box and dedicated his goal to him.
When Messi filmed a video to thank his 100-year-old fan for keeping track of all of the Argentine star's goals.
At the US Open, Rafael Nadal saved a child from being trampled by onlooking spectators.
When Novak Djokovic gave the ball guy a drink and invited him to sit with him.