Energy is the only universal currency: one of its many forms must be transformed to another in order for stars to shine, planets to rotate, plants to….

I've read about 80 books a year for the past 50 years. I come from cultural breeding. I don't have a cellphone. When you spend all your time checking….

A useful analogy is to see traditional societies as relying on instantaneous (or minimally delayed) and constantly replenished solar income, while mo….

...no matter how complex or affluent, human societies are nothing but subsystems of the biosphere, the Earth's thin veneer of life, which is ultimate….

Apple! Boy, what a story. No taxes paid, everything made abroad - yet everyone worships them. This new iPhone, there’s nothing new in it. Just a gold….

Everyone [in higher education] was what I call drillers of deeper wells. These academics sit at the bottom of a deep well and they look up and see a ….

You get up and, first thing in the morning, you do your 500 words. Do it every day and you’ve got a book in eight or nine months..