I guess the solo from 'Achilles Last Stand' is in the same tradition as the solo from 'Stairway to Heaven'...it is on that level to me.

A lot of people can't be on their own. They get frightened. Isolation doesn't bother me at all. It gives me a sense of security.

The key to Zeppelin's longevity has been change.

If you're working at the factory and you're cursing every day that you get up, at all costs get out of it. You'll just make yourself ill.

Almost the moment he died, they put him in Playboy as one of the greatest drummers, which he was - there's no doubt about it. There's never been anybody since. He's one of the greatest drummers that ever lived.

I love playing. If it was down to just that, it would be utopia.

When you hear the melodic structures of what classical musicians put together and you compare it to that of a rock & roll record, there's a hell of a long way rock & roll has to go.