Every Plausible Policy Must Be Followed By

Ecological Differentiation Is The Necessary Condition For Coexistence.

You Cannot Do Only One Thing.

The Rational Herdsman Concludes That The Only Sensible Course For Him To Pursue Is To Add Another Animal To His Herd. And Another; And Another . . . But This Is The Conclusion Reached By Each And Every Rational Herdsman Sharing A Commons. Therein Is The Tragedy. Each Man Is Locked Into A System That Compels Him To Increase His Herd Without Limit — In A World That Is Limited. Ruin Is The Destination Toward Which All Men Rush, Each Pursuing His Own Best Interest In A Society That Believes In The Freedom Of The Commons. Freedom In A Commons Brings Ruin To All.

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 Optimum Population Is, Then, Less Than The Maximum.