The comprehensive defeat in Spain coupled with Manchester City’s dominant form in the Premier League means that Klopp’s men are likely to end the season without a trophy.
The Reds must hope either Barcelona or City capitulate or risk losing key players that exit in search of silverware.
Klopp has decided to focus on the domestic clash with Newcastle on Saturday to take his mind off their recent result.
He added after the match: “We will go to the hotel, have a proper sleep, get up in the morning and fly home.
Liverpool lost 3-0 to Barcelona in the Champions League on Wednesday (Image: GETTY)
Barcelona boss Ernesto Valverde is still worried about the threat of Liverpool (Image: GETTY)
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Liverpool star Mo Salah failed to impress at the Nou Camp (Image: GETTY)
“Whatever happens, these boys, I couldn’t be more proud of them.
“People who haven’t seen the game will see the result and say strange things about it, but they always strike back in these kind of games.
“How brave they are, I just like it. And in the end it is still 3-0, it will not change. So let’s fly home and play Newcastle.
“I will use it forever to show the boys what is possible. It was a brave performance, very passionate, very lively.
Lionel Messi was the 'difference' against Liverpool says Wenger
Luis Suarez scored the opener and celebrated against his former side (Image: GETTY)
Liverpool will need to provide a shock comeback to progress into the final (Image: GETTY)
“In a lot of moments creative, in a lot of moments direct, everyone was on their toes, I liked the game but it doesn't really help."
Barca boss Ernesto Valverde has given Liverpool fans a glimmer of hope ahead of the return leg next Tuesday by reminiscing about his side’s defeat to Roma last season.
“Last year we went in the quarter-finals with three goals [against Roma] and they came back to us. The tie is open, there is no reason to trust us," Valverde claimed.
“They have the capacity to make us suffer, us and anyone.”