Your best response to an insult is “You’re probably right.” Often they are. - Kevin Kelly

More important, with my permission, my highlights can be shared with other readers, and I can read the highlights of a particular friend, scholar, or critic.

the total amount of material we use per GDP dollar is going down, which means we use less material for greater value. The ratio of mass needed to generate a unit of GDP has been falling for 150 years, declining even faster in the last two decades. In 1870 it took 4 kilograms of stuff to generate one unit of the U.S.’s GDP. In 1930 it took only one kilogram. Recently the value of GDP per kilogram of inputs rose from $1.64 in 1977 to $3.58 in 2000 — a doubling of dematerialization in 23 years.

Perhaps the most counterintuitive truth of the universe is that the more you give to others the more you’ll get. Understanding this is the beginning of wisdom.