It is painful to relive things that have caused emotional crises or whatever and find ways to express that musically.
Eric ClaptonMy selective memory of what drinking was like told me that standing at the bar in a pub, on a summer's evening with a long, tall glass of lager and lime was heaven, and I chose not to remember the nights on which I had sat with a bottle of vodka, a gram of coke and a shotgun, contemplating suicide.
Eric Clapton