“I really didn’t care what was happening on the court, I just tried to play and it felt good.”
“The more popular you get, the more fans you get, the more haters you get, the more attention you get. Sometimes even the good noise can throw you off balance.”
“You win everything and people say you’re a god. You lose two games and people say, 'Your career is over.' Sometimes it's good to just block it.
Australian De Minaur will be eliminated with one game to spare when the other tie in the Ilie Nastase group between Italian top seed Jannik Sinner and Fritz ends three sets later on Tuesday (19:30 GMT).
Medvedev's temper was tested after his dour behavior 48 hours earlier, but he hit the ball superbly and broke open with a cross-court winner in the third game.
When De Minaur double-faulted, he earned a double break and took the first set after 40 minutes.
The 25-year-old De Minaur struggled in a thrilling second set but Medvedev's stunning backhand put him 5-4 ahead and he held serve to secure victory.
Meanwhile, Briton Henry Patten and his partner Harri Helioevaara are in the doubles semi-finals after their second triumph in a row.
They defeated the Australians Max Purcell and Jordan Thompson 7:6 (7:3), 7:5 and reached their Wimbledon final again.
The British-Finnish duo are aiming to become the first team since Mike Bryan and Jack Sock in 2018 to win the Wimbledon and ATP Finals trophies in the same season.
