His two motivational books, Do Your Best Every Day To Do Your Best Every Day and Be A Work In Progress: And Other Things I'd Like To Tell My Younger Self, were released on Tuesday (April 6) and he said the Army - what BTS fans call themselves - supported him during a low point in his life.
"I was going through a pretty down period in my life. It was about four years ago and I decided to just have a vulnerable moment and put one of those thought-provoking journal entries out on Twitter," he said in an appearance on The Ellen DeGeneres Show on Monday (April 5).