Sometimes you just have to walk away.
He did it to 'rocket man' and did the same thing to that arrogant ass 'z'.
Once the aid got suspended from the USA and Poland, arrogant ass 'z' quickly changed his tune.
Doubt any apology would be public. Arrogant ass 'z' has to save face.
"It is regrettable…" is likely the most he will write in public.
Regret and signing the mineral deal, says, Trump taught him a lesson.