On the whole it may be observed, that the specific use of a body of unproductive consumers, is to give encouragement to wealth by maintaining such a balance between produce and consumption as will give the greatest exchangeable value to the results of the national industry.

Subsistence increases only in an arithmetical ratio.

No limits whatever are placed to the productions of the earth; they may increase forever.

To prevent the recurrence of misery is, alas! beyond the power of man.

Capitals accumulate faster than population

It is an acknowledged truth in philosophy that a just theory will always be confirmed by experiment.

The immediate cause of the increase of population is the excess of the births above deaths; and the rate of increase, or the period of doubling, depends upon the proportion which the excess of the births above the deaths bears to the population.