In Irish law, busking is considered vagrancy - you can be arrested for it. It's risky asking people for money in public. So it's not like it's a high-art job. And people who do it as a high-art job make very little money.

The muse holds no appointments. You can never call on it. I don't understand people who get up at 9 o'clock in the morning, put on the coffee and sit down to write.

There's this unspoken thing that you have to wear a tux and some kind of nice dress. There are all these ethical rules, but I'm sure if you came to the Oscars in ripped jeans and a t-shirt they wouldn't throw you out. You would just look like a fool.

I've always felt that if I ever got cynical, I would have to stop making music because I'd just be poisoning the air.

In Irish law, busking is considered vagrancy - you can be arrested for it. It's risky asking people for money in public. So it's not like it's a high-art job. And people who do it as a high-art job make very little money.

I think it's very interesting, people who can't stand people who whinge and whine. It seems almost like a class issue. Because you think about who is the most positive, who's the most redemptive songwriter that's ever existed in your lifetime?

I think ultimately, people are selfish in that department [blues], in a good way - the reason we're attracted to art is because it somehow reflects us. And I think, ultimately, we're a tribal people by nature. We're not individualistic. We almost like to hear that there's other people in a worse state than us. Sometimes even more than we like hearing there are people in better states than us.