The Italian champions remain undefeated in the competition this season and sit fifth on 10 points at the midway point of the new league phase format.
"He's working well, he's training well... it's important for his growth. As long as there is humility, the heart always responds," Simeone told Movistar, while giving credit to Nahuel Molina's pass that led to Giuliano's goal.
Even a single point would have flattered Diego Simeone's side but they took all three when the Argentina international, on as a substitute, finished Antoine Griezmann's cross at the back post.
The European top-flight has switched from a group stage to a league phase where 36 teams play eight matches each, with the top eight in the table progressing directly to the next round, while the next 16 teams enter a two-legged playoff.
"It's amazing, to get a last-minute goal like this is always fantastic and it's good to give the fans something to cheer about," Atletico's former Leipzig striker Alexander Sorloth told DAZN.
Diego Simeone's Atletico Madrid shared an entertaining 2-2 draw with Villarreal as they began their La Liga campaign on Monday.
After a summer dominated by Spain, with La Roja storming to Euro 2024 triumph and their youngsters claiming gold at the Paris Olympics, the focus now turns to Spain once again as LaLiga kicks off on Thursday.
The 24-year-old Argentina international's exit marks a record sale price for City, eclipsing the 50 million pounds Chelsea paid for winger Raheem Sterling in 2022.
The 24-year-old cost City just £14 million when he signed from River Plate in January 2022 and his since enjoyed a meteoric rise, helping Argentina to World Cup and Copa America glory, as well as winning two Premier League titles and the Champions League at club level.
Atletico Madrid got back to winning ways and moved back into La Liga's top four as goals from Diego Godin, Kevin Gameiro and Yannick Carrasco ensured a 3-0 win at Osasuna on Sunday.
Atletico Madrid sealed top spot in Champions League Group D after second half goals from Frenchmen Kevin Gameiro and Antoine Griezmann gave them a comfortable 2-0 win at home to PSV Eindhoven on Wednesday.
Real Madrid boss Zinedine Zidane insisted he has no doubt Cristiano Ronaldo will be the deserving winner of a fourth Ballon d'Or come January, but his hat-trick in a 3-0 defeat of Atletico Madrid on Saturday may convince others.
Atletico Madrid's La Liga title hopes suffered another serious setback as two Real Sociedad penalties inflicted a 2-0 defeat on the Champions League finalists on Saturday.
Antoine Griezmann struck two goals, one in the 93rd minute, to give Atletico Madrid a 2-1 Group D win over Rostov on Tuesday that took them into the Champions League last 16 and preserved their 100 percent record.
Steven N'Zonzi's winner 17 minutes from time ended Atletico Madrid's unbeaten start to the season and sent Sevilla top of La
Barcelona coach Luis Enrique makes no excuses after they lost 4-3 at Celta Vigo and missed the chance to top La Liga.
Atletico Madrid moved top of La Liga despite missing two penalties as Antoine Griezmann and Kevin Gameiro handed Diego Simeone's men a 2-0 win at Valencia on Sunday.
Raheem Sterling netted at both ends as Manchester City were made to fight for a 3-3 draw with Celtic in a Champions League thriller on Wednesday, while Atletico Madrid once again did for Bayern Munich.
Antoine Griezmann was Atletico Madrid's hero once more with the winner as last season's Champions League finalists moved third in La Liga with a 1-0 win over 10-man Deportivo la Coruna.