Perhaps the most difficult ethical problem of the scientific community arises not so much from conflict with other subcultures as from its own success. Nothing fails like success because we don't learn from it. We learn only from failure.

The evolutionary vision is agnostic in regard to systems in the universe of greater complexity than those of which human beings have clear knowledge.

The right to have children should be a marketable commodity, bought and traded by individuals but absolutely limited by the state.

The future is bound to surprise us, but we don't have to be dumbfounded.

[There will be movement toward] behavioral economics... [which] involves study of those aspects of men's images, or cognitive and affective structures that are more relevant to economic decisions.

Where there is hypocrisy, there is hope.

The social dynamics of human history, even more than that of biological evolution, illustrate the fundamental principle of ecological evolution - that everything depends on everything else. The nine elements that we have described in societal evolution of the three families of phenotypes - the phyla of things, organizations and people, the genetic bases in knowledge operating through energy and materials to produce phenotypes, and the three bonding relations of threat, integration and exchange - all interact on each other.