Our little Spaceship Earth is only eight thousand miles in diameter, which is almost a negligible dimension in the great vastness of space.

The highest of generalizations is the synergetic integration of truth and love.

Initiative can neither be created nor delegated. It can only spring from the self-determining individual, who decides that the wisdom of others is not always better than his own.

For at least 2,000,000 years men have been reproducing and multiplying on a little automated spaceship called earth.

All of humanity now has the option to "make it" successfully and sustainably, by virtue of our having minds, discovering principles and being able to employ these principles to do more with less.

There is an effective strategy open to architects. Whereas doctors deal with the interior organisms of man, architects deal with the exterior organisms of man. Architects might join with one another to carry on their work in laboratories as do doctors in anticipatory medicine.

The most important thing about Spaceship Earth - an instruction book didn't come with it.