"He has the best service on tour; It's most tough to break his service game on the tour" - Yoshihito Nishioka on Nick Kyrgios after Citi Open final loss
"I have a partner with me now I see a future with & have to provide for, motivation is a lot higher than it used to be" - Nick Kyrgios after winning the singles & doubles titles at the Citi Open
"Isner, Karlovic, Becker, Sampras, Arthurs, Ivanisevic; Who do you leave off to make this statement true?" - Andy Roddick disputes claims that Nick Kyrgios' serve is among Top-5 of all time
"At the end of the day, if I lose, I lose, I'm going to shake that person's hand and say, 'Too good'" - Nick Kyrgios after saving 5 match points against Frances Tiafoe in Citi Open QF
"Halep, Pegula, Mertens and other seeds did not survive here as of yet, so that is a ridiculous comment to make" - Rennae Stubbs slams Emma Raducanu critic
"I feel embarassed not being able to finish a match" - Taylor Fritz explains reasons for pulling out of Citi Open encounter with Dan Evans, says he has been nursing a foot injury since Wimbledon
"I think I died about three times in that match, and I came back, honestly, I don't know how" - Emma Raducanu after near three-hour 2R win at Citi Open
"Getting yourself out of rock bottom, I think it's a fun challenge & I have twisted my perception of it" - Emma Raducanu on what she enjoys the most about her game
"I never wanted to compare myself to any of the top guys; Roger, Rafa, Novak, Andy are on a league of their own" - Grigor Dimitrov after Citi Open 1R win
