London - Defending Wimbledon champion Novak Djokovic says he and South Africa's Kevin Anderson played high-quality tennis in their long quarter-final clash.
The top seed came from behind to win 6-7 (6/8), 6-7 (6/8), 6-1, 6-4, 7-5
in a last-16 tie suspended due to bad light on Monday at the end of the
Djokovic said after his victory: "I think Kevin served exceptionally well. I found it one of the most
difficult matches I've played in my Wimbledon career. At times I was
really helpless with my returns. He was very aggressive.
"I thought it was high-quality tennis in the fifth set.
"I was two sets down. To come back and win in five gives me great satisfaction and confidence for the next challenge."
The Serb, who has now reached 25 Grand Slam quarter-finals in a row, goes on to face Croatia's US Open champion Marin Cilic for a place in the semi-finals.
Djokovic will be the overwhelming favourite for that match on Wednesday - he leads their head-to-head 12-0.
Anderson fired 40 aces and 71 winners but committed 41 unforced errors.
Djokovic crashed 43 winners past his opponent but hit just 19 unforced errors.