With his Australian Open win over Marin Cilic on Sunday, Roger Federer extended his all-time men's singles Grand Slam record to 20.

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The victory also ties Federer with Roy Emerson and Novak Djokovic for the most Australian men's titles (six).

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The tennis world, as usual, was ecstatic for him.

Former Australian Open champion Stan Wawrinka called Federer an "Incredible grandpa."

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Federer is still 36 years young.

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Then there was Hyeon Chung, who had a breakthrough fortnight despite needing to retire against Federer in the semifinals.

And Juan Martin del Potro, who ended Federer's 2017 US Open run in the quarterfinals.

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Basically everyone had something positive to say about Federer:

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Last but not least, Kobe Bryant didn't miss the memo:

It certainly seems like nothing is impossible for Federer these days.