President Biden was handed a private note during a recent call with Democratic House lawmakers telling him to “stay positive” — and he read it out loud. A staffer gave the 81-year-old president a note card with tips as he attempted to persuade members of the Congressional Progressive Caucus on Saturday that he was fit to serve and able to defeat former President Donald Trump on Election Day, the New York Times reported. “Stay positive, you are sounding defensive,” Biden said on the call, seemingly reading directly from his staffer’s short missive. One lawmaker told the New York Times that...