It was midway through his fourth-round match in Melbourne this year, as he struggled to subdue the obdurate Daniil Medvedev, that Novak Djokovic’s patience finally snapped. Sections of the Australian crowd were applauding his every error, as if willing him to crumble. Irked, if not deeply hurt, the Serb went through his repertoire of sarcastic responses, pulling faces, clapping along, and offering a mock thumbs-up. He was, he hardly felt it necessary to remind his tormentors, a six-time champion in their city. But he was clearly not feeling the love. Ever since, Djokovic’s post-victory ritual, where he places both hands above his heart and extends them out to all four sides of the arena, has seemed more than a touch ironic. “The cup of love,” some have called it. Others have muttered that he looks like he is advertising a Wonderbra. The kindest interpretation is that Djokovic is having the last laugh on his detractors, lavishing them with the affection that they so stubbornly refuse to show him. More likely, though, is that he has simply spent too much time with Pepe Imaz, his on-off Spanish spiritual guru, who advocates having long hugs and establishing a connection with a “divine…