Why did billy herndon refer to Lincoln's son as Brats?

Billy Herndon referred to Lincoln's son, Robert Todd Lincoln, as "brats" in a somewhat affectionate manner, reflecting his perception of the youthful behavior and antics of the Lincoln children. Herndon, who was a close friend and law partner of Abraham Lincoln, often used informal language to describe the playful and sometimes mischievous nature of the president's sons. This term highlights the familial and informal dynamics surrounding the Lincoln family during a time when they were under immense public scrutiny.