Human beings are definitely changing the planet, but how much impact they are having on climate, I don't know and I don't care.

Without self belief nothing can be accomplished. With it, nothing is impossible.

The belief that you have a great idea is not worth cuckoo spit. Ideas are ten a penny while the ability to execute counts for a great deal more.

I've always noted with some awe the reading habits of the Australian public. Australians read more newspapers and magazines per head of population than almost any other country in the world.

Poetry forces a writer to condense and crystallise his thoughts and often represents a short cut to truths unsuspected by the author himself.

America is not the center of the universe.

I don't take investment advice from wealth managers. I have grown several businesses from scratch and amassed many millions from my publishing empire - why would I take advice from someone who has never experienced that?