no agreement concluded with them was eternally binding.
Did I call it or did I call it? agreements, rule of law, all mere trifles to the ultimate prinicple of rule by party leader, prl style.
In my book, no one, even when discussing with an opponent one despises, should promise things they cannot/knowingly won't deliver
Exactly. Reneging on negotiated deals is a very bad idea.
Historical note: That's one reason the first PiS government failed, they were constantly making deals and then trying to renegotiate before the ink was dry. JK has a history of negotiating in bad faith.