the human brood is too numerous for the food supply, Nature has three agents for restoring the balance: famine, pestilence, and war.

Ideally parentage should be a privilege of health, not a by-product of sexual agitation.

omnis moritur.

The second biological lesson of history is that life is selection. In the competition for food or mates or power some organisms succeed and some fail. In the struggle for existence some individuals are better equipped than others to meet the tests of survival.

Our states, being ourselves multiplied, are what we are;

The socialism of Diocletian was a war economy, made possible by fear of foreign attack. Other factors equal, internal liberty varies inversely as external danger.

But perhaps we should first define what progress means to us. If it means increase in happiness its case is lost almost at first sight.

Inequality is not only natural and inborn, it grows with the complexity of civilization.

Morals are the rules by which a society exhorts (as laws are the rules by which it seeks to compel) its members and associations to behavior consistent with its order, security, and growth.