"I am pleased with the clean sheet and delighted with the two young centre-halves today, " said the Celtic boss of 18-year-old Thompson and Rogne, 19.

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Although I am not currently involved in any clean coal projects, I have spent a fair amount of my time in the electric utility industry.

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As I said at the State of the Union last week, I am convinced that whoever builds a clean energy economy, whoever is at the forefront of that, is going to own the 21st century global economy.

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For example, nobody has been a bigger promoter of clean coal technology than I am.

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Of course, a skeptic (which I am not) could say that Jefferson kept his books clean so he could sell them later.

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"It is much more convenient for me to go to Hereford and I am very pleased with the treatment I've had in the modern and clean County Hospital, " he said.

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Just the same, I am thrilled that he has -- at long last -- begun to come clean.

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Now, I welcome and am pleased to see a real competition emerging around the world to develop these kinds of clean energy technologies.

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