Wilshere is in Wenger's squad for the clash with Norwich City.
"The fate of the country should never turn to one player," he said. "You have to have many good players and if you have to wait until one player comes back that means something is wrong.
"If Spain are world champions and European champions it's because they are spoilt for choice. If Cazorla is not fit, Fabregas plays. If Fabregas is not fit, Iniesta plays. That for me is the biggest problem you have in England.
"Even a player like Arteta doesn't get called up for Spain and once you have a problem like that in England, you will not need to go bonkers for anybody."