Businessman Quotes and aphorisms about barrels Harold Hamm ,, I'm a professional geologist, an explorationist for oil. That's what I've done in my career, one th... T. Boone Pickens ,, I do believe that oil production globally has peaked at 85 million barrels. And I've been very voca... John S. Watson ,, About 75% of the price of gas is really dictated by crude oil. At the heart of the issue is increas...