Djokovic, 36, who was overwhelmed by eventual winner Jannik Sinner within the semi-finals of the Australian Open, is but to win a event this 12 months.
“No titles this 12 months. That is not one thing I am used to,” mentioned the Serb, who hit 17 winners however made 9 unforced errors.
“I used to be beginning the season most of my profession with a Grand Slam win or Dubai win. It is high-quality. It is a part of the game. You simply have to just accept it. Some you win, some you lose.
“Hopefully I am going to win some extra and nonetheless hold going. I suppose each trophy that ultimately comes my approach goes to be nice, to interrupt the sort of detrimental cycle just a little bit I am having within the final three, 4 tournaments the place I have never actually been near my greatest.”
Nardi, who was overwhelmed by Belgium’s David Goffin within the closing spherical of qualifying, mentioned it was an “wonderful feeling”.
“I could not even think about to play a match in opposition to him, and now I additionally beat him,” he added.
“It is such a dream come true for me. After the match, my coaches informed me, Luca, everybody was cheering for you. Unimaginable. Towards Djokovic, he is the very best participant ever.
“I’ll hold it, this second, for the remainder of my life.”
Nardi will play Tommy Paul within the final 16, with the American progressing courtesy of a 6-4 6-4 win over France’s Ugo Humbert.
Daniil Medvedev beat Sebastian Korda 6-4 5-7 6-3 and can play Grigor Dimitrov within the subsequent spherical.
Holger Rune, Casper Ruud and Taylor Fritz additionally made it by means of to the final 16.