I’ll never forget the day after @realDonaldTrump was elected, @BarackObama called us into the Oval Office and provided a pep talk. “History doesn’t move in a straight line,” he said. “It zigs and zags.” I didn’t fully get it then, but... 1/5 ...two years later - knocking on doors and making calls for my mom, Madeleine Dean, and her campaign for Congress in the #PA4 - his words are resonating more and more. 2/5