Former President Donald Trump stalked out of a New York City courtroom Friday amid closing arguments in a civil trial in which writer E. Jean Carroll is seeking damages over alleged defamation. Roberta Kaplan, the lawyer for Carroll, was giving her closing argument at the time, according to The New York Times. Kaplan said Trump made it seem acceptable for people to attack Carroll on social media, shortly after which Trump left. The Times described what took place before Trump’s exit: “Trump appeared frustrated before the proceedings even began, shaking his head repeatedly. When Ms. Kaplan bega…