Tony Iommi - the undisputed king of demonic heavy rock riffs. In this area, no one had never surpassed him.

I have a saying. 'Never judge a book by its cover'. I say that because I don't even know who Ozzy is. I wake up a new person every day.

You're chasing the dragon, you're chasing the high. A bird with one wing, who's still trying to fly.

If you don't know what sex is before you're 21 you're going to have a problem and should go to your psychiatrist.

They said I would never write this book. Well, f**k ’em – ’cos here it is. All I have to do now is remember something... Bollocks. I can’t remember anything.

I've been dictating to my son, who's helping me on his computer. I'm spending a lot of time doing research - I've just got up to 1971, when I went crazy and dived through the window. My life is so full of interesting stories.

You gotta be really careful what you bite off. Don't bite off more than you can chew. It's a dangerous world.