"We don't need referees in order to win the game; we just want it to be fair".
The forward, who thought he had won a penalty in the 77th minute only for the referee to reverse the decision after consultation with the video assistant referee (VAR), was overcome by emotion on the whistle, covering his face as tears streamed down his cheeks. Douglas Costa's introduction gave then a fresh life and they had possession of the ball around the Costa Rican box all the time.
Brazil, instantly recognizable in their famous yellow shirts and blue shorts, were kitted out in an all-blue number for the match at the Saint Petersburg Stadium.
However, Coutinho's finish banished the tension and frustration, and led to 57-year-old Tite tumbling onto the pitch during the celebrations among Brazil's squad and coaches.
"His individuality shows up if the whole group is playing well - we can't put all the responsibility on the shoulders of one player", the Brazil coach said. "We each show it in our own way".
Facing their South American rivals in the second game, many questions were raised on how Brazil would approach this match-up, especially with the news that their superstar Neymar was not 100 per cent fit.
Coutinho got the victor in the 91st minute, and Neymar got his goal later in stoppage time as the South Americans move to four points in Group F and have a little breathing room with one match to play.
Neymar fired over from Paulinho's cutback and Coutinho shot straight at Keylor Navas after, again, Paulinho had teed it up.
The clock had ticked past 90 minutes when Marcelo crossed from the left and substitute Roberto Firmino headed the ball back across goal to Gabriel Jesus.
Brazil's Neymar celebrates after scoring his side's second goal during the group E match between Brazil and Costa Rica at the 2018 soccer World Cup in the St. Petersburg Stadium in St. Petersburg, Russia, Friday, June 22, 2018. Both the goals came in the second half.
Not many people will agree with me however, for if there is one think that Brazil knows how to do it is to play at worldwide level, and they will not be letting their guard down throughout this match, which for reference is going to be the very first match played today. We closed them very well.
Laureano Bisan Etamé-Mayer points out lessons Costa Rica could learn from Brazil after their 2-0 defeat in the World Cup.
Argentina's uphill battle to qualify for the knockout phase may however have been aided by Nigeria's 2-0 win over Iceland on Friday that leaves Group D intriguingly poised. But if Argentina claims all three points, it can still advance depending on the result of the other match between Croatia and Iceland. If Nigeria wins, it will advance to the round of 16.
Musa, Nigeria's all-time leading World Cup scorer with four goals, gave his country the lead in the 49th minute after Victor Moses sprinted deep into the Iceland half and curled a cross to the near post.