In 1860, sixty-three per cent of the couples married in Great Britain had families of four or more children; in 1925 only twenty per cent had more than four.
Thomas MalthusIt is not the most pleasant employment to spend eight hours a day in a counting house.
Thomas MalthusIn general it may be said that demand is quite as necessary to the increase of capital as the increase of capital is to demand.
Thomas Malthus