Allow me to pick a nit. You're argument still stands but he hasn't been consistently at number 1. He has been surpassed by Warren Buffet, Carlos Slim and now Je

Allow me to pick a nit. You're argument still stands but he hasn't been consistently at number 1. He has been surpassed by Warren Buffet, Carlos Slim and now Jeff Bezos. What he has done is manage to stay at top three, and always recover the top position after a fall - that is, until Bezos came along.