“I said, ‘Doctor, I don’t mind being called a brilliant tyrant dictator, but I don’t want to be called dumb,'” the Republican leader continued. “‘What do I do, doctor? Is there some kind of test I can take?’ Trump said, ‘Actually, sir, there is. It’s a cognitive test.’ I said, ‘How many presidents have taken it?’ ‘None… No people have taken it.’ I said, ‘Well, is it good or bad? Is it tough?'”