"'I think the competition to reach the semi-final would be only the second time in our history".
"We will conduct enquiries to identify who was responsible and bring them to justice".
Liverpool "can beat anyone", says John Arne Riise, with Jurgen Klopp's side capable of winning the Champions League in 2018.
But they had responded to each of their previous defeats this season with impressive wins and, at half-time against United, it looked like they were on to another good thing.
"We need to be ready for a massive game, a big fight and I am sure we will be". City's dismal run continued in the Premier League as it succumbed to a 3-2 loss at the hands of arch-rival Manchester United in the derby on Saturday.
"It is a joy to be manager of that team, even two days ago, after the way we played. If we concede a goal, don't give up", he said.
Salah, the Premier League's leading goalscorer this season, is recovering from a minor groin injury he suffered during the first leg with the Citizens.
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"The players and the club have to go into the game like any other". City just weren't at the races.
But while the City boss is quite rightly hailed as a footballing genius, the praise for Klopp can be less forthcoming - with the assumption being the brand of football he plays is less complex, while his over-the-top technical-area antics often detract from a more rounded assessment of his tactics.
This time, that midfield area was a little bit chaotic.
Guardiola feels failure to overturn the deficit would provide a valuable lesson for his team in the long term and acknowledged City have to attack from the off if they are to progress. But when you play against Liverpool or in Europe, when you have that momentum, you have to close the door. You have 90 minutes and everything can happen and only we can do is try and we will see. I have no problem with that.
"I don't know", was Guardiola's honest reply when asked if he thought his squad was in need of some mental strengthening.
"It's a rather yes than no but we have to see".
Jermaine Jenas was speaking to BBC Sport's Chris Bevan.