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.

The natural inequality of the two powers of population and of production in the earth, and that great law of our nature which must constantly keep their efforts equal, form the great difficulty that to me appears insurmountable in the way to the perfectibility of society.

Hard as it may appear in individual instances , dependent poverty ought to be held disgraceful.

Malthus married in 1804 and beat three children with his wife

To minds of a certain cast there is nothing so captivating as simplification and generalization.

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

Whether the law of marriage be instituted or not, the dictate of nature and virtue seems to be an early attachment to one woman.