The moon is not kept in her orbit round the earth, nor the earth in her orbit round the sun, by a force that varies merely in the inverse ratio of the squares of the distances.

Thirty or forty proprietors, with incomes answering to between one thousand and five thousand a year, would create a much more effectual demand for the necessaries, conveniences, and luxuries of life, than a single proprietor possessing a hundred thousand a year.

The histories of mankind are histories only of the higher classes.

The power of population is so superior to the power of the earth to produce subsistence for man, that premature death must in some shape or other visit the human race.

No move towards the extinction of the passion between the sexes has taken place in the five or six thousand years that the world has existed.

The ordeal of virtue is to resist all temptation to evil.

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.