It’s an observation so strikingly true that you wonder why you didn’t think of it earlier. “Donald Trump,” a friend said the other day, “is teaching the Republican Party how to fight and how to win.”

The evidence is everywhere every day, and it was on vivid display Tuesday night. The president remains in a fighting mood, determined to keep punching his way forward.

The Trump way starts with the passage of the historic tax cuts despite tiny Republican majorities in Congress and scare tactics from the left. Before passage, polls showed the public was strongly opposed — but Trump pulled, pushed and bullied his party over the finish line.

The roaring results, with millions of workers already getting bonuses, pension boosts and pay hikes, vindicate his determination.

Another piece of evidence is that the government shutdown over the “Dreamers” was a huge defeat for Democrats, and Trump piled on the pain with a blistering ad about crimes by illegal immigrants that helped force divided Dems back to work.

To continue reading Michael Goodwin's column from the New York Post, click here.