But the Reds boss accepted his was not a popular view, saying he might as well talk to his coffee machine for all the likelihood of changing the minds of European football chiefs trying to create a more meaningful framework for global fixtures.
As you would expect, however, Klopp is as calm as you like. What exactly it is is not important. This week he fights in Leeds, next week he fights in Manchester and no one asked for it. That's not possible. In no other sports - in American football you have a summer break that is almost longer than our season has. In basketball they have a summer league, whatever it is, and then come together.
Warming to his theme, Klopp added: "Do we want to have opera every night or every two months? They are players who play".
'We know what they [international players] did intensity-wise during the week.More news: World's longest non-stop commercial service takes flight
"That's all I wanted to say".
"The Nations League is a good idea but do it in another sport because in football there is no space for it". Where is the rest? "That is all I was talking about".
It has been reported that Mane suffered a broken left thumb while on worldwide duty with Senegal, with the forward injuring his hand in their Africa Cup of Nations qualifier against Sudan.
Wagner, who was Klopp's team mate at German side Mainz in the 90s, said his friend could be up to his old tricks again. That's it, pretty much'.
"We will try really hard [to have] everybody available at the weekend", Klopp told the club website.