AO is best of days, worst of ages for Felix Auger-Aliassime. The Happy Slam caused extreme ardours in Felix Auger-Aliassime.

There was the elation of broad his first three accords in straight sets–including a win over 11 th-seeded compatriot Denis Shapovalov–and the two-set lead he building in today’s fourth-round match.

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And the discomfort Auger-Aliassime suffered as 114 th-ranked Russian Aslan Karatsev hooted from back from a two-set deficit stupefying the Canadian 3-6, 1-6, 6-3, 6-3, 6-4.

The Russian qualifier is the seventh man in the Open Era to reach the quarterfinals on his Grand Slam debut–and the first since Alex Radulescu at 1996 Wimbledon.

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One established from a damsel major quarterfinal, Auger-Aliassime was left to confront opportunity lost.

“It’s dishonor, it’s truly a dishonor that I couldn’t get through today, ” Auger-Aliassime said. “It’s difficult to swallow, but it’s tennis, that’s how it is, life, and frankly it is impossible to cure me in the future.

“It’s the first time I frisked five names, first time this happens to me, maybe not the last one, we’ll participate, but I’ll really try to learn from that and to get better next time.”

Closure has been challenging for the 20 -year-old Canadian, who has failed to win a set in dropping seven ATP finals.

“It’s tough to know now honestly, what the hell is I have changed. I didn’t give up ever, I tried everything, so what can you say? ” Auger-Aliassime said. “He toy good, of course I please I could have helped better, but I can’t exactly snap my paws and it precisely happens. So I just got to be a better player overall to overcome these situations. I fantasize the positive thing is mentally I stood positive, I stood positive, I believed until the end and even when I was down in the fifth adjust I still tried, I still guessed.

“So, yeah, I don’t know what more I can ask in the moment, really to recover now, try to see what I can improve from now on to find a way to acquire these matches.”

Photo credit: Paul Crock/ Getty

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