It accords with the most liberal spirit of philosophy to suppose that not a stone can fall, or a plant rise, without the immediate agency of divine power.

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.

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.

I feel no doubt whatever that the parish laws of England have contributed to raise the price of provisions and to lower the real price of labour.

The proposition of Mr. Ricardo, which states that a rise in the price of labour lowers the price of a large class of commodities, has undoubtedly a very paradoxical air; but it is, nevertheless, true, and the appearance of paradox would vanish, if it were stated more naturally and correctly.

It is not the most pleasant employment to spend eight hours a day in a counting house.

The world's population will multiply more rapidly than the available food supply.