“I think people don’t understand how pervasive oil and gas is in our world, not just in terms of transportation, not just in terms of fuel, but in everything from your cellphone to cosmetics. I think also the ironic thing is that if shale gas and shale oil hadn’t come along, world energy prices would be much higher.”

—–  Daniel Yergin, vice-chairman of research firm IHS Inc. and author of The Prize: The Epic Quest for Oil, Money and Power