If you go on a rowing machine and row as hard as you can for an hour, you’d barely get a kilowatt-hour – 29 cents.

We got to where we are by channelling 10,000x more energy.

People used to hunt whales in order to get kerosene to burn a lamp. Then comes oil - 1000x more efficient

Oil was like fire - a primary energy network which allowed us to radically accelerate how quickly the economy produced new wealth/innovations