The total amount of energy we use every year - from coal, oil, natural gas, hydro, nuclear, and everything else - is dwarfed by the amount of solar energy hitting the planet each year.

The accumulated knowledge of materials, computing, electromagnetism, product design, and all the rest that we've learned over the last several centuries converts a few ounces of raw materials worth mere pennies into a device with more computing power than the entire planet possessed fifty years ago.

In the end, our minds and their ability to create new ideas are the ultimate source of all human wealth. That's a resource nearly without limit.

Ramez Naam Quotes