When asked why he continued to play live well into middle age, he told the LA Times

It’s a little bit like asking a junkie how he’s been able to keep on dope all these years–it’s just so much fun. You pull into one town and people scream, ‘I love you, I love you, I love you.’ And you go to a bar and have a great rock ‘n’ roll show and go to the next town and people scream, ‘I love you, I love you, I love you, I love you.’ It’s hard to walk away from all that.