"It's not good for us but this is what happens in football, one team loses and one team wins. Against Argentina, it's always very difficult with a great rivalry."
Pele, who is in Beijing to support Rio de Janeiro's bid to host the 2016 Olympics, said that Brazil must work on their sense of unity if they are to win an elusive gold medal.
"Brazil has to work hard to form a team because nothing will happen with just big names, with 11 big names. A team has to be prepared. If the players don't know that it will be difficult to form a team."