You would find in a lot of Zep stuff that the riff was the juggernaut that careered through and I worked the lyrics around this.

Led Zeppelin has been there through three generations of teenage angst. And there's a generation of kids now who won't know it, post-Linkin Park.

You know sometimes words have two meanings.

I can find my way from 500 A.D. through to 1066 pretty well as an amateur historian.

I treat everywhere as being a center from which I can enjoy the surroundings. And so Austin is very stimulating. I'm familiar with a lot of very charming people who have brought a lot of color to my life and a lot of love.

When you're singing we all phrase each other in the most remarkable ways. I might hit some sort of thing I've never done before - some vocal pattern. Bonzo will pick it up - he'll phrase with me instantly and then Pagey may join in or start some other phrase - it's like a quadrant.

Dolly Parton's done 'Stairway to Heaven.' Anything's possible.