Moreover, the practical recommendations deduced from ecological principles threaten the vested interests of commerce; it is hardly surprising that the financial and political power created by these investments should be used sometimes to suppress environmental impact studies.

In a competitive world of limited resources, total freedom of individual action is intolerable

A coldly rationalist individualist can deny that he has any obligation to make sacrifices for the future.

The only thing we can really count on in this uncertain world is human unreliability itself.

The god who is reputed to have created fleas to keep dogs from moping over their situation must also have created fundamentalists to keep rationalists from getting flabby. Let us be duly thankful for out blessings.

People are the quintessential element in all technology... Once we recognize the inescapable human nexus of all technology our attitude toward the reliability problem is fundamentally changed.

The three filters [against folly] operate through these particular questions: Literacy: What are the words? Numeracy: What are the numbers? Ecolacy: And then what?