"I don't know what I did last night but I drank too many different types of drinks", he said. After the ball we went to - what would you call it? "Almost every player I played here wouldn't serve and volley".
So, the US Open? I've been planning this trip for the past five years and finally, I got to live my dream.
"I hope to be No.1 again", he said. "I'm happy with that".
Federer expressed his concern with the mindset of the younger generation, who still have not been able to knock of the 30-plus elite from the top of the ranks.
This is also his third Grand Slam title win this year after he made a comeback after a six month break. I wish more would take chances at the net because good things happen there. "But I want to see if he's that elegant also dancing".
"I have played nearly every player here that wouldn't serve and volley. But I always believed I could maybe come back and do it again". "We don't sit down with Roger and talk about 'This would be [Wimbledon] No7".
Recalling her meet with the legendary tennis player, she added, "Federer is so humble".
Despite being, by all appearances, superhuman, it's encouraging to know that even Roger Federer can be taken down by that great leveler of all men: the hangover.
He will take part in "Andy Murray Live", with all funds raised to be shared between Unicef (for which Murray is a United Kingdom ambassador) and a local Scottish charity.
Despite rumours that he may retire, Federer's relatively straightforward win against Čilić shows he is still at the very top of his game. One look at his box on the final day and the outpouring of his emotions after a quick glance at his family after the final were enough to tell the world at large the huge role his family plays in ensuring the juggernaut keeps rolling. The consistency that's required by the young generation is quite complex.
The sport's greatest player is picking his schedule carefully these days.
Federer said that despite his big night, he did not take part in the traditional dance with the victor of the women's singles tournament - Spaniard Garbiñe Muguruza - at the ball.
Federer returned to the tour that March, then missed the French Open because of lingering back problems, ending his record streak of 65 consecutive Grand Slam tournament appearances.
The 35-year-old dispatched Marin Cilic 6-3, 6-1, 6-4, and claimed his 19th Grand Slam crown.
According to Odds Checker, Federer is now 3/1 odds-on favourite to win his sixth US Open title.
His second major triumph of the year capped a remarkable turnaround for the Swiss superstar, who looked down and out after losing to eventual finalist Milos Raonic of Canada in the semifinals last year.
Federer's latest victory pushed up to No.3 behind Andy Murray and Nadal.