It's as serious as anyone ever gets, you know. It's just words. It's just good poetry.

Out of all those millions and millions of planets floating around there in space, this is our planet, this is our little one, so we just got to be aware of it and take care of it.

One of things about beards is that, when men reach a certain age, they'd like to see if they can grow one. It's a phenomenon I understand very well. After you get over the itchy face, you go, "Oh, I don't have to shave, that's cool." And then you move into the philosophical thing- people say, "You look weird, you have a beard." And you say, "No, actually, it's weird to shave." Having a beard is natural. When you think about it, shaving it off is quite weird.

I do have a spongelike ear or mentality or whatever you call it, but it's probably a bit subconscious.

When I see bacon, I see a pig, I see a little friend, and that's why I can't eat it. Simple as that.

I'm not a great practiser at all. We were never great practisers. The Beatles would come together for about a day before we had a tour, to make sure the amp worked.

I can take pot or leave it. I got busted in Japan for it. I was nine days without it and there wasn't a hint of withdrawal, nothing.