What Are The Chances That Donald Trump Holds Grudges?

After the pissants finally run out of enthusiasm, wind down their failed campaigns, and fall into line behind their jefe, Herr Trump, do you think Trump will make them pay for their lack of respect?  Is Trump the magnanimous winner, the graceful, forgiving leader, or is he a cruel, spiteful narcissist with a vicious mean streak and a memory like an elephant?  I wonder.