I thought a vegan diet would be too difficult, being on the road so much, but it's been far easier than I thought.
What I'm doing is basically the same as Bob Dylan did with folk songs and Woody Guthrie songs, the same as folk music's always done. I'm not going to sing about ploughing, but I'll write a song that sounds like it should be about ploughing.
The whole idea of a nuclear system is to have a deterrent where we decide if we're going to use it.

