Last season Arsenal won the FA Cup to end a poor campaign on a high and, with Champions League qualification unlikely through the Premier League, Wenger accepts the pressure is on to win the Europa League.
"I am happy with the spirit and response we gave", said the 68-year-old after the win - in which Henrikh Mkhitaryan opened his account and Aaron Ramsey added a second - ended a run of four straight losses in all competitions. They can come, want to play and want to win the game.
Watford travel to the Emirates Stadium on Sunday afternoon in the Premier League to tackle an Arsenal side whose recent form until Thursday's 2-0 victory over AC Milan in the Europa League, has been woeful.
"When you have big disappointments, you forget quickly that you have some qualities", he said. The players looked up for the match, ready to win for their manager and club, committed to the cause.
"We have to use this win, use it as sort of target. I don't know if we were wrong [in the preparation], we did a workload simulating what we would do in the derby [which was cancelled due to Astori's sudden death]".More news: 2000 frozen eggs and embryos possibly 'compromised' after fertility clinic temperature malfunction
Arsenal are now in the fourth position in English Premier League with 45 points, 13 points behind the top four position and a successful Europa League campaign seems to be the only way for them to qualify for the Champions League.
They return to domestic action with a home game against Watford on Sunday. Calum Chambers was nearly an unlikely scorer as his fierce drive forced a good save from the keeper, while Mkhitaryan clipped the crossbar when presented with a great chance to net his second of the evening. We don't have to read too much into it. He looked every inch the Rasputin figure, who you may recall had been poisoned twice, shot, left for dead, only to be found alive and then promptly shot twice more. "We'll go to London to try and win, we're not going on an excursion". They have taken just a point from their last seven away matches in the league, and they have scored a measly two goals in the process.
'It's always a good moment to play against Arsenal, I try to enjoy every game, every game is a chance to get points, ' said Gracia.
"Evidently we could've prepared the game better and maybe it was me and my staff who were at fault".