To be fair, the reason we don't appreciate that, is because it's untrue.
How else did Wallonia hold up the EU trade deal with Canada?
And Wallonia is not even a Member State, but one of the 3 Regions of Belgium.
While many areas are now subject to qualified majority votes, several important ones (as taxation for instance) remain subject to unanimity vote: https://en.wikipedia.org/wiki/Voting_in_the_Council_of_the_European_Union