I was a tap dancer as a child, so I understand precision and repetition.

There's nothing more arrogant or conceited than youth, and there's nothing other than machinery that can replace youth.

Quitters don't win and winners don't quit.

My take on celebrity is simply that some of us have to make a bigger fool of ourselves than others.

I believe in evolution and I think when it comes to business and the roots of business and the fundamentals of business, I don't think that ever changes. I think the idea of change is an illusion, but in nature it's necessary to change and perhaps business is a part of nature. I'm not totally sure.

My problem was I let myself become known before I knew myself.

I was changing a light bulb over Groucho Marx's bed, so I took my shoes off, got on his bed and changed the bulb. When I got off the bed he said: 'That's the best acting you've ever done.