Donald Trump’s Tuesday night victory speech demonstrated why he would be a tricky general election opponent for Hillary Clinton while at the same time reinforcing all the reasons so many Republicans believe he cannot win.

Let’s start with the positives. Trump can hit Clinton from the right, left and center. He talked about wage stagnation, job losses, bad trade deals and Wall Street greed. Trump can run against Clinton’s corporate ties without sounding like a socialist, hit her for NAFTA and her vote for the Iraq war.