Rich people always have a certain degree of debt. Apparently it helps to reduce taxes. I'm not so hot on the bean-counting side.

Sometimes, to ensure that a talented individual will work for you, or will stay working with you, you need to be flexible. Money is not always the great motivator here. Talented people want a good salary, of course, but surprisingly often they are more attracted to new opportunities and challenges.

If the influence of luck is a delusion, then all I can say is that the delusion is virtually universal.

Native trees are so important to our ecosystem.

Most of the worst errors I made in my life came from forgetting to act small.

False praise is worse than no praise.

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?