"But the company failed, no one can deny", says Valverde.
"For Barca, we now must focus on the competitions we have left and regardless of last night, this season is a success for us and not a failure". Curiously, this was a repeat of only two seasons ago, when the Blaugrana were knocked out by Atletico Madrid and went on to lose 2-1 at home to Los Che. Now it is within our reach'.More news: Study finds major gaps in Holocaust knowledge among Americans
Chelsea have made an official complaint to UEFA after investigating reports of their supporters being struck by baton-wielding stewards and police before and after last month's Champions League defeat at Barcelona.
Valverde added: 'We were all down at the start of the season [after losing the Super Cup] but we all lifted ourselves.
Barca, who meet Sevilla in the King's Cup final on April 21, need 10 points from their seven remaining games to clinch their 25th league title. In that sense, I have to congratulate the players because it's not easy. You can not have a bad moment in this competition and that happened to us the other day'.More news: Korea convenes legislative session, Kim not present: KCNA
'This was already a very important game and after the defeat to Roma even more so.
Valencia responded well to falling behind and enjoyed numerous opportunities to get back into the game, with Goncalo Guedes and Rodrigo Moreno coming close on several occasions.
After failing to make it off the bench in the first three meetings for which he was included in the matchday squad, and being forced out injured in the fourth, the superstar forward had to wait until 2006-07 for his first taste of this fixture. We will not judge him by the penalty he gave away'.More news: King of Kong Villain Billy Mitchell Stripped of Records
"We hope it doesn't affect the rest of our season but it's obviously a huge blow to our confidence", he said.