The power of population is indefinitely greater than the power in the earth to produce subsistence for man.

In prosperous times the mercantile classes often realize fortunes, which go far towards securing them against the future; but unfortunately the working classes, though they share in the general prosperity, do not share in it so largely as in the general adversity.

In a state therefore of great equality and virtue, where pure and simple manners prevailed, the increase of the human species would evidently be much greater than any increase that has been hitherto known.

Had population and food increased in the same ratio, it is probable that man might never have emerged from the savage state.

The main peculiarity which distinguishes man from other animals is the means of his support - the power which he possesses of very greatly increasing these means.

Every endeavor should be used to weaken and destroy all those institutions relating to corporations, apprenticeships, &c, which cause the labours of agriculture to be worse paid than the labours of trade and manufactures.

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