Gilberto Silva admits Arsene Wenger's new contract has brought great stability to the Arsenal dressing room.
"They were concerned about the situation and now they are happy it has been sorted out.
"Now he will come back to carry on the job and now all we have to do is continue to make progress and build on our good start.
"We have a young team but the quality is there and that is the most important thing. It doesn't matter if you have a very experienced team - if you don't have the quality you are missing out."