Which are the darkest and most depressing songs by Johnny Cash?

* "The Man Comes Around"

* "Cocaine Blues"

* "Long Black Veil"

* "Suppertime"

* "The Ballad of Ira Hayes"

* "Don't Take Your Guns to Town"

* "Folsom Prison Blues"

* "Gloom, Despair and Agony on Me"

* "Hurt"

* "25 Minutes to Go"