President Biden on Thursday took the opportunity to acknowledge his age — which comes up often as one of his weaknesses in office and on the campaign trail — when addressing the Irish parliament. Biden expressed hope to Irish lawmakers about the future, while lauding the historic partnership between the two countries. He also invoked his late son Beau, who he said should have been standing in his place. “I’ve never been more optimistic about the future than I am today, and I’m at the end of my career, not the beginning,” Biden said as questions surrounding the timing of...