I grew up in a time when people believed in duty, honor and country. My grandfathers were both officers. My father was a General in the Air Force. My brother and I were both in the Army. I've always felt a kinship with soldiers; I think it's possible to support the warrior and be against the war.
The great thing about Nashville back in the day was that the old guys hung out where the young guys were. The established writers like Harlan Howard and Jack Clement gave us encouragement and passed the guitar, you know? Chet Atkins let me sit in on his sessions. Everybody was good to us, and everybody loved the music.
Never give up, which is the lesson I learned from boxing. As soon as you learn to never give up, you have to learn the power and wisdom of unconditional surrender, and that one doesn't cancel out the other; they just exist as contradictions. The wisdom of it comes as you get older.