The 63-year-old, who fielded questions in part two of his routine pre-match press briefing, spoke on the importance of set-pieces, Harry Maguire's return to the team and his ambitions heading into the second half of the 2021/22 campaign.
With the Hammers bidding to leave M16 victorious for the second time this season, the Reds will know the challenge we face, as we aim to push towards the Premier League's top-four places.
Here's every word from the German ahead of another big test...
You said once that 30 per cent of goals are scored from set-pieces and that 30 per cent of training sessions should then focus on that.