Ideas appropriate to a past social order have a strange power of influencing thought and action within a later institutional frame work. - Eric Roll, Baron Roll of Ipsden

Ricardo, writing fifty years later than Smith, showed a greater insight into the working of the economic system; Ricardo and Smith both did not lack subtlety despite their different views.

The expenses of the royal household, wars, and lavish public building were financed by tolls and the profits of the king's foreign trade monopoly, by conscription of labour and heavy taxation. The results were impoverishment of the masses, alienation of land, and the development of a proletariat.

Christ, addressing Himself to the labourers of His time, proclaimed for the first time the worthiness both in material and a spiritual sense of all work.