Most of the energy in North America is just consuming - Wal-Mart, shopping centres, government offices - or personal consumption: houses, cars, flying to Hawaii, gambling in Las Vegas. We could live affluent lifestyles with half as much energy.

I studied what the Germans call the Naturwissenschaften, the natural sciences. Everything from biology to geology. How the clouds are formed, how the animals live, and what makes the rocks. So I know about nature. Period.

Without any physical, chemical, and biological fundamentals, and with equally poor understanding of basic economic forces, it is no wonder that people will believe anything.

Vaclav Smil Quotes