"Because I've just got my first Premier League start".
England global Wilshere, who spent last season on loan at Bournemouth, has seemingly overcome a torrid run of injuries.
West Ham had made it to half time without needing to get out of second gear in order to remain on level terms, but it was a different story after the restart.
"I want our football to be better, I want us to create better chances, but it's one step at a time". Our job is to fight as long as we can.
"He is not a sub for me, he is a regular player, but I have plenty of good strikers and you can not play all of them together".
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Real Madrid tried to score the first goal to have the upper hand in the game but Al Jazira's goalkeeper, Ali Khasif, saved all their chances.
After Wednesday's 0-0 draw at London Stadium, Wenger told a news conference: "In a situation like that you do not want to focus on one player, you focus more on the collective attitude of the team and keep them focused on the quality of our game. When you receive it you always have to check your shoulder because there's not much space in behind the midfield against teams like West Ham".
West Ham's Mark Noble, right, falls with Arsenal's Jack Wilshere as they vie for the ball during the English Premier League soccer match between West Ham and Arsenal at the London stadium in London, Wednesday, Dec. 13, 2017.
The Hammers are showing signs of major improvement under Moyes, who replaced Slaven Bilic in November, having followed up a promising display against Manchester City by shocking champions Chelsea. "If it had been reversed - we play Saturday and West Ham play Sunday - maybe we could have found a little advantage".
And in his programme notes ahead of the game against Arsenal, Sullivan wrote: 'The January transfer window opens in a couple of weeks and we will be looking to strengthen the squad.
"We have needed them in the three games".