"Then once you get to the second week, every match obviously has more nerves, and there's more on the line". "This is the quarterfinals".
"I'm a better player in general, for sure." said the world number eight, who barely put a foot wrong in a one-sided quarter-final.
It got even worse for Nishikori in the second set as Thiem toyed with him, notably with a stunning drop-shot service return, and the Japanese could manage only nine points in the set. "If you're mentally worn out, then something is wrong with you", said Zverev, the youngest men's quarterfinalist at the French Open since Juan Martin del Potro in 2009. The Romanian clawed back from 1-5 to 4-5 but Keys shut down the mini revival to serve for victory.
The Serb, three-times a Wimbledon champion, appeared distraught after his quarter-final defeat by unseeded Marco Cecchinato in which he was treated for neck pain.
He followed up a wickedly spinning sublime backhand drop with another rasping one-handed backhand victor after saving a break point to lead 5-1 and sealing a crushing win with a straightforward backhand into an open court.
Thiem stumbled within the Madrid Masters last to Zverev final month, although given the stage, their respective types and the latter's time spent on court docket, the seventh seed goes in as favourite. "I am not that younger anymore".
"I don't know if I'm going to play on grass", Djokovic, who won the last of his 12 Grand Slam titles in Paris two years ago, told reporters crowded into a small interview room after he declined the opportunity to use a much larger one.
She will now face compatriot Sloane Stephens for a place in the final. We trained a lot on hard court, clay courts.
Djokovic eased previous Fernando Verdasco 6-Three 6-Four 6-2, though the early phases on Philippe-Chatrier court docket instructed a prolonged battle. The first three games lasted close to 30 minutes.
Aussie Smith surges to lead in weather-hit US Women's Open
But her lead dwindled to just one as she headed to the final hole of regulation, where her long putt to win failed to drop. Second-placed Ariya said she was paying little attention to her position, instead just focusing on her own form.
French Open odds: Who will triumph at Roland Garros?
Keys beats Putintseva In the women's singles quarter-finals, American 13th seed Madison Keys proved too strong for Kazakhstan's Yulia Putintseva as she reached semi-finals for the first time. No. 10 seed Sloane Stephens awaits the victor in the quarterfinals after downing Anett Kontaveit 6-2, 6-0.
On Monday, all eyes will be on the showdown between Serena Williams and Maria Sharapova, with the latter trying to end an 18-match losing streak to her bitter rival.
Play was suspended due to fading light, with Russian Daria Kasatkina leading 7-6 (5) 3-3 against second-seeded Caroline Wozniacki.
Williams leads the series 19-2. I thought maybe it's just soreness or something that would just go away.
He made a decision to carry on, but looked nothing like the player who had been tipped by some to win Roland Garros.
A straight-set win over Germany's Maximilian Marterer and the 10-time champion would make it 37 straight units in southwest Paris.