Fool's Black Gold
All that glitters is not gold, or even “black gold”. While the impacts of oil are significant, the more important and irrefutable fact is that oil is a finite energy source that we are consuming at a rapid rate.
Do you know how much fueling your car actually costs? What we pay for a gallon of gas is far higher than the price at the pump. There are a number of hidden costs in the “real” price of gasoline/diesel fuel, which add up to make a single of gallon of gas cost far more than the high prices we have been paying at the pump lately...

The Earth's supply of reservoired crude oil is large but limited and it will not last forever. Nearly all of our prolific petroleum basins are believed identified, and most are partially to near-fully explored.

with the cost of defense
with subsidies
average price at the pump