Donald Trump Jr. didn’t shy away from dissing Joe Biden’s manhood. On Sunday, February 25, the eldest son of Donald Trump quoted a post on, X —formerly known as Twitter — which referenced an upcoming book about America’s first ladies that reportedly claims the president says the key to his marriage is “good s–.” Don Jr. wrote, “There’s literally no amount of Viagra on earth that’s going to give Joe Biden (who can barely walk without falling over) wood. Just stop!” “The more desperate they become trying to make him seem young and vibrant the more obvious it is to everyone that he’s not up to a…