Being in Vietnam changed him [Johnny Cash] fundamentally. He was devastated when we went into Iraq.

On the plane, an eight-year-old with an excess of testosterone keeps running across my feet. Finally I grab him by his T-shirt and say, very sweetly, 'Listen, darling, if you don't stop trampling me I'm going to make you sit on my lap while I tell you my entire life story. Including a lot of details about drug rehab and my divorce.' He goes back to his seat.

I was angry at my parents when I had to have brain surgery, that they weren't still around, because no matter how old you are you want you parents when you're going through something like that.

It's a little dangerous for me to get outside myself and think about how I want people to see me.

I was sensitive to music and poetry, and it was around me growing up.

I choose not to give energy to the emotions of revenge, hatred or the desire to subjugate.

Celtic music is part of the language in Scotland and Ireland, where every kid and grandparent knows those songs, music by the likes of Woody Guthrie and Hank Snow is getting entrenched here. They are part of our cultural language. It's part of a living treasure. It doesn't just belong to a museum.