Malthus married in 1804 and beat three children with his wife

It has been said, and perhaps with truth, that the conclusions of Political Economy partake more of the certainty of the stricter sciences than those of most of the other branches of human knowledge.

A feather will weigh down a scale when there is nothing in the opposite one.

The most baleful mischiefs may be expected from the unmanly conduct of not daring to face truth because it is unpleasing.

Man cannot live in the midst of plenty.

[P]opulation, when unchecked, goes on doubling itself every twenty-five years, or increases in a geometrical ratio. ... [T]he means of subsistence, under circumstances the most favorable to human industry, could not possibly be made to increase faster than in an arithmetical ratio.

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