"Over the course of his campaign, Donald Trump degraded and demeaned Americans, threatened our rights, and attacked the privileges of citizenship. He will have a disastrous presidency if he governs that way, and he must show the American people with words and action how he will change direction," Booker's statement said. "Many have offered to give him a chance to do so, despite his divisive campaigning, and he should not squander that opportunity to unite our nation."