Liverpool's victory ensured they remain in the thick of the battle for the Champions League places in fourth spot - five points behind second-placed Manchester United.
"On Friday, first goal, third goal [at fault]". The Brazilian leaned to his left in order to give the inside of his right foot maximum purchase on the ball, and his shot nestled into the top corner.
Klopp was pleased his players were able to rectify their mistakes of the first half and convert their chances more clinically after the restart.
Jurgen Klopp has made four changes from the first 11 in the 3-3 draw at Arsenal, with Gini Wijnaldum replacing the injured Jordan Henderson, Trent Alexander-Arnold rotating in for Joe Gomez with Alex Oxlade-Chamberlain switching with Sadio Mane.
The visitors were up against it from the outset.
"That they will cross, that they will shoot, it happens in a football game".
A match against free-scoring Liverpool at Anfield, however, will present a somewhat more hard prospect for the South Wales club. Wayne Routledge crossed for Ayew but his header had no power and was saved down low by Simon Mignolet.
"We are not very good at the back but we should have been more clinical going forward".
The striker atoned just seven minutes after the break as he converted Coutinho's free kick.
Leon Britton secured a commendable point in his debut match in charge of the Swans as they came from behind to secure a 1-1 draw with Crystal Palace.
Fer would rue the miss, as Alexander-Arnold and Firmino padded the scoreline with a goal apiece in the space of a minute.
Things looked bleak for the Premier League's bottom side, still searching for their next manager after sacking Paul Clement last Wednesday, when Coutinho curled home a superb sixth-minute opener. "Overall it could have been better", the former Arsenal star continued.
A minute later Firmino tapped into an empty goal from Salah's square pass before Oxlade-Chamberlain completed the rout.
"They will all score".