But the key thing is that Iraq, while it's got very large oil reserves, has marginalized itself as an oil exporter and these days its exports are only about one tenth that of neighboring Saudi Arabia.

The world has produced about 1 trillion barrels of oil since the start of the industry in the nineteenth century. Currently, it is thought that there are at least 5 trillion barrels of petroleum resources, of which 1.4 trillion is sufficiently developed and technically and economically accessible.

It's extraordinary how inventive one can be with ethanol right now.

Cycles of shortage and surplus characterize the entire history of oil.

In a world of increasing interdependence, energy security will depend much on how countries manage their relations with one another. That is why energy security will be one of the main challenges of foreign policy in the years ahead. Oil and gas have always been political commodities.

The Russians are turning east to the Chinese - to the Europeans' surprise. It always seemed to me that the relationship between Russia and China would shift from being based in Marx and Lenin to being based in oil and gas.

In the mid-1980s, operating problems took [nuclear] plants off-line so often that, on an annual basis, they operated at only about 55 percent of their rated total generating capacity. Today, as a result of several decades of experience and an intense focus on performance ... nuclear plants in the United States operate at over 90 percent of capacity. That improvement in operating efficiently is so significant in its impact that it can almost be seen as a new source in electric power itself.