The victory came courtesy of a Theo Walcott goal after just 20 seconds and it lifted Arsenal, who have won six and drawn two of their last eight league games, two points ahead of Tottenham and Chelsea into third place.
"We are up for it. We are ready for a fight and the team is highly focused to do it. We are on a very strong run.
"We definitely have a momentum, if you look at the points we have made compared to two months ago. We are going for it and we make the points.