As noted in the text, what advice does David's father have for him as he gets ready to leave for the Air Force in the memoir, A Man Named Dave: A Story of Triumph and Forgiveness?

David notes that his father has a lot of advice to give him, as he leaves for the Air Force. His father tells him to get out of where he is at and to go as far away as possible. He also tells David not to end up like him.