Rely on renewable energy flows that are always there whether we use them or not, such as, sun, wind and vegetation: on energy income, not depletable energy capital.

Nuclear power has died of an incurable attack of market forces and is way beyond any hope of revival, because the competitors are several-fold cheaper and are getting rapidly more so.

I once met an economist who believed that everything was fungible for money, so I suggested he enclose himself in a large bell-jar with as much money as he wanted and see how long he lasted.

Nature does not compromise; a pelican is not a compromise between a crow and otter, it is just a pelican. Nature makes no compromises; any inefficient products are recalled to the manufacturer!

What if we could make energy do our work without working our undoing?

By skimping on design, the owner gets costlier equipment, higher energy costs, and a less competitive and comfortable building; the tenants get lower productivity and higher rent and operating costs.

Prominent exploration experts have recently predicted that total world production of liquid oil will peak by about the end of this decade-or a few years later if production does not rise much-and will decline thereafter.